read_fonts/generated/

generated_base.rs

// THIS FILE IS AUTOGENERATED.
// Any changes to this file will be overwritten.
// For more information about how codegen works, see font-codegen/README.md

#[allow(unused_imports)]
use crate::codegen_prelude::*;

/// The [BASE](https://learn.microsoft.com/en-us/typography/opentype/spec/base) (Baseline) table
#[derive(Debug, Clone, Copy)]
#[doc(hidden)]
pub struct BaseMarker {
    item_var_store_offset_byte_start: Option<usize>,
}

impl BaseMarker {
    fn version_byte_range(&self) -> Range<usize> {
        let start = 0;
        start..start + MajorMinor::RAW_BYTE_LEN
    }
    fn horiz_axis_offset_byte_range(&self) -> Range<usize> {
        let start = self.version_byte_range().end;
        start..start + Offset16::RAW_BYTE_LEN
    }
    fn vert_axis_offset_byte_range(&self) -> Range<usize> {
        let start = self.horiz_axis_offset_byte_range().end;
        start..start + Offset16::RAW_BYTE_LEN
    }
    fn item_var_store_offset_byte_range(&self) -> Option<Range<usize>> {
        let start = self.item_var_store_offset_byte_start?;
        Some(start..start + Offset32::RAW_BYTE_LEN)
    }
}

impl TopLevelTable for Base<'_> {
    /// `BASE`
    const TAG: Tag = Tag::new(b"BASE");
}

impl<'a> FontRead<'a> for Base<'a> {
    fn read(data: FontData<'a>) -> Result<Self, ReadError> {
        let mut cursor = data.cursor();
        let version: MajorMinor = cursor.read()?;
        cursor.advance::<Offset16>();
        cursor.advance::<Offset16>();
        let item_var_store_offset_byte_start = version
            .compatible((1u16, 1u16))
            .then(|| cursor.position())
            .transpose()?;
        version
            .compatible((1u16, 1u16))
            .then(|| cursor.advance::<Offset32>());
        cursor.finish(BaseMarker {
            item_var_store_offset_byte_start,
        })
    }
}

/// The [BASE](https://learn.microsoft.com/en-us/typography/opentype/spec/base) (Baseline) table
pub type Base<'a> = TableRef<'a, BaseMarker>;

impl<'a> Base<'a> {
    /// (major, minor) Version for the BASE table (1,0) or (1,1)
    pub fn version(&self) -> MajorMinor {
        let range = self.shape.version_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Offset to horizontal Axis table, from beginning of BASE table (may be NULL)
    pub fn horiz_axis_offset(&self) -> Nullable<Offset16> {
        let range = self.shape.horiz_axis_offset_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Attempt to resolve [`horiz_axis_offset`][Self::horiz_axis_offset].
    pub fn horiz_axis(&self) -> Option<Result<Axis<'a>, ReadError>> {
        let data = self.data;
        self.horiz_axis_offset().resolve(data)
    }

    /// Offset to vertical Axis table, from beginning of BASE table (may be NULL)
    pub fn vert_axis_offset(&self) -> Nullable<Offset16> {
        let range = self.shape.vert_axis_offset_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Attempt to resolve [`vert_axis_offset`][Self::vert_axis_offset].
    pub fn vert_axis(&self) -> Option<Result<Axis<'a>, ReadError>> {
        let data = self.data;
        self.vert_axis_offset().resolve(data)
    }

    /// Offset to Item Variation Store table, from beginning of BASE table (may be null)
    pub fn item_var_store_offset(&self) -> Option<Nullable<Offset32>> {
        let range = self.shape.item_var_store_offset_byte_range()?;
        Some(self.data.read_at(range.start).unwrap())
    }

    /// Attempt to resolve [`item_var_store_offset`][Self::item_var_store_offset].
    pub fn item_var_store(&self) -> Option<Result<ItemVariationStore<'a>, ReadError>> {
        let data = self.data;
        self.item_var_store_offset().map(|x| x.resolve(data))?
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> SomeTable<'a> for Base<'a> {
    fn type_name(&self) -> &str {
        "Base"
    }
    fn get_field(&self, idx: usize) -> Option<Field<'a>> {
        let version = self.version();
        match idx {
            0usize => Some(Field::new("version", self.version())),
            1usize => Some(Field::new(
                "horiz_axis_offset",
                FieldType::offset(self.horiz_axis_offset(), self.horiz_axis()),
            )),
            2usize => Some(Field::new(
                "vert_axis_offset",
                FieldType::offset(self.vert_axis_offset(), self.vert_axis()),
            )),
            3usize if version.compatible((1u16, 1u16)) => Some(Field::new(
                "item_var_store_offset",
                FieldType::offset(self.item_var_store_offset().unwrap(), self.item_var_store()),
            )),
            _ => None,
        }
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> std::fmt::Debug for Base<'a> {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        (self as &dyn SomeTable<'a>).fmt(f)
    }
}

/// [Axis Table](https://learn.microsoft.com/en-us/typography/opentype/spec/base#axis-tables-horizaxis-and-vertaxis)
#[derive(Debug, Clone, Copy)]
#[doc(hidden)]
pub struct AxisMarker {}

impl AxisMarker {
    fn base_tag_list_offset_byte_range(&self) -> Range<usize> {
        let start = 0;
        start..start + Offset16::RAW_BYTE_LEN
    }
    fn base_script_list_offset_byte_range(&self) -> Range<usize> {
        let start = self.base_tag_list_offset_byte_range().end;
        start..start + Offset16::RAW_BYTE_LEN
    }
}

impl<'a> FontRead<'a> for Axis<'a> {
    fn read(data: FontData<'a>) -> Result<Self, ReadError> {
        let mut cursor = data.cursor();
        cursor.advance::<Offset16>();
        cursor.advance::<Offset16>();
        cursor.finish(AxisMarker {})
    }
}

/// [Axis Table](https://learn.microsoft.com/en-us/typography/opentype/spec/base#axis-tables-horizaxis-and-vertaxis)
pub type Axis<'a> = TableRef<'a, AxisMarker>;

impl<'a> Axis<'a> {
    /// Offset to BaseTagList table, from beginning of Axis table (may
    /// be NULL)
    pub fn base_tag_list_offset(&self) -> Nullable<Offset16> {
        let range = self.shape.base_tag_list_offset_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Attempt to resolve [`base_tag_list_offset`][Self::base_tag_list_offset].
    pub fn base_tag_list(&self) -> Option<Result<BaseTagList<'a>, ReadError>> {
        let data = self.data;
        self.base_tag_list_offset().resolve(data)
    }

    /// Offset to BaseScriptList table, from beginning of Axis table
    pub fn base_script_list_offset(&self) -> Offset16 {
        let range = self.shape.base_script_list_offset_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Attempt to resolve [`base_script_list_offset`][Self::base_script_list_offset].
    pub fn base_script_list(&self) -> Result<BaseScriptList<'a>, ReadError> {
        let data = self.data;
        self.base_script_list_offset().resolve(data)
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> SomeTable<'a> for Axis<'a> {
    fn type_name(&self) -> &str {
        "Axis"
    }
    fn get_field(&self, idx: usize) -> Option<Field<'a>> {
        match idx {
            0usize => Some(Field::new(
                "base_tag_list_offset",
                FieldType::offset(self.base_tag_list_offset(), self.base_tag_list()),
            )),
            1usize => Some(Field::new(
                "base_script_list_offset",
                FieldType::offset(self.base_script_list_offset(), self.base_script_list()),
            )),
            _ => None,
        }
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> std::fmt::Debug for Axis<'a> {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        (self as &dyn SomeTable<'a>).fmt(f)
    }
}

/// [BaseTagList Table](https://learn.microsoft.com/en-us/typography/opentype/spec/base#basetaglist-table)
#[derive(Debug, Clone, Copy)]
#[doc(hidden)]
pub struct BaseTagListMarker {
    baseline_tags_byte_len: usize,
}

impl BaseTagListMarker {
    fn base_tag_count_byte_range(&self) -> Range<usize> {
        let start = 0;
        start..start + u16::RAW_BYTE_LEN
    }
    fn baseline_tags_byte_range(&self) -> Range<usize> {
        let start = self.base_tag_count_byte_range().end;
        start..start + self.baseline_tags_byte_len
    }
}

impl<'a> FontRead<'a> for BaseTagList<'a> {
    fn read(data: FontData<'a>) -> Result<Self, ReadError> {
        let mut cursor = data.cursor();
        let base_tag_count: u16 = cursor.read()?;
        let baseline_tags_byte_len = (base_tag_count as usize)
            .checked_mul(Tag::RAW_BYTE_LEN)
            .ok_or(ReadError::OutOfBounds)?;
        cursor.advance_by(baseline_tags_byte_len);
        cursor.finish(BaseTagListMarker {
            baseline_tags_byte_len,
        })
    }
}

/// [BaseTagList Table](https://learn.microsoft.com/en-us/typography/opentype/spec/base#basetaglist-table)
pub type BaseTagList<'a> = TableRef<'a, BaseTagListMarker>;

impl<'a> BaseTagList<'a> {
    /// Number of baseline identification tags in this text direction
    /// — may be zero (0)
    pub fn base_tag_count(&self) -> u16 {
        let range = self.shape.base_tag_count_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Array of 4-byte baseline identification tags — must be in
    /// alphabetical order
    pub fn baseline_tags(&self) -> &'a [BigEndian<Tag>] {
        let range = self.shape.baseline_tags_byte_range();
        self.data.read_array(range).unwrap()
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> SomeTable<'a> for BaseTagList<'a> {
    fn type_name(&self) -> &str {
        "BaseTagList"
    }
    fn get_field(&self, idx: usize) -> Option<Field<'a>> {
        match idx {
            0usize => Some(Field::new("base_tag_count", self.base_tag_count())),
            1usize => Some(Field::new("baseline_tags", self.baseline_tags())),
            _ => None,
        }
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> std::fmt::Debug for BaseTagList<'a> {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        (self as &dyn SomeTable<'a>).fmt(f)
    }
}

/// [BaseScriptList Table](https://learn.microsoft.com/en-us/typography/opentype/spec/base#basescriptlist-table)
#[derive(Debug, Clone, Copy)]
#[doc(hidden)]
pub struct BaseScriptListMarker {
    base_script_records_byte_len: usize,
}

impl BaseScriptListMarker {
    fn base_script_count_byte_range(&self) -> Range<usize> {
        let start = 0;
        start..start + u16::RAW_BYTE_LEN
    }
    fn base_script_records_byte_range(&self) -> Range<usize> {
        let start = self.base_script_count_byte_range().end;
        start..start + self.base_script_records_byte_len
    }
}

impl<'a> FontRead<'a> for BaseScriptList<'a> {
    fn read(data: FontData<'a>) -> Result<Self, ReadError> {
        let mut cursor = data.cursor();
        let base_script_count: u16 = cursor.read()?;
        let base_script_records_byte_len = (base_script_count as usize)
            .checked_mul(BaseScriptRecord::RAW_BYTE_LEN)
            .ok_or(ReadError::OutOfBounds)?;
        cursor.advance_by(base_script_records_byte_len);
        cursor.finish(BaseScriptListMarker {
            base_script_records_byte_len,
        })
    }
}

/// [BaseScriptList Table](https://learn.microsoft.com/en-us/typography/opentype/spec/base#basescriptlist-table)
pub type BaseScriptList<'a> = TableRef<'a, BaseScriptListMarker>;

impl<'a> BaseScriptList<'a> {
    /// Number of BaseScriptRecords defined
    pub fn base_script_count(&self) -> u16 {
        let range = self.shape.base_script_count_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Array of BaseScriptRecords, in alphabetical order by
    /// baseScriptTag
    pub fn base_script_records(&self) -> &'a [BaseScriptRecord] {
        let range = self.shape.base_script_records_byte_range();
        self.data.read_array(range).unwrap()
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> SomeTable<'a> for BaseScriptList<'a> {
    fn type_name(&self) -> &str {
        "BaseScriptList"
    }
    fn get_field(&self, idx: usize) -> Option<Field<'a>> {
        match idx {
            0usize => Some(Field::new("base_script_count", self.base_script_count())),
            1usize => Some(Field::new(
                "base_script_records",
                traversal::FieldType::array_of_records(
                    stringify!(BaseScriptRecord),
                    self.base_script_records(),
                    self.offset_data(),
                ),
            )),
            _ => None,
        }
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> std::fmt::Debug for BaseScriptList<'a> {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        (self as &dyn SomeTable<'a>).fmt(f)
    }
}

/// [BaseScriptRecord](https://learn.microsoft.com/en-us/typography/opentype/spec/base#basescriptrecord)
#[derive(Clone, Debug, Copy, bytemuck :: AnyBitPattern)]
#[repr(C)]
#[repr(packed)]
pub struct BaseScriptRecord {
    /// 4-byte script identification tag
    pub base_script_tag: BigEndian<Tag>,
    /// Offset to BaseScript table, from beginning of BaseScriptList
    pub base_script_offset: BigEndian<Offset16>,
}

impl BaseScriptRecord {
    /// 4-byte script identification tag
    pub fn base_script_tag(&self) -> Tag {
        self.base_script_tag.get()
    }

    /// Offset to BaseScript table, from beginning of BaseScriptList
    pub fn base_script_offset(&self) -> Offset16 {
        self.base_script_offset.get()
    }

    /// Offset to BaseScript table, from beginning of BaseScriptList
    ///
    /// The `data` argument should be retrieved from the parent table
    /// By calling its `offset_data` method.
    pub fn base_script<'a>(&self, data: FontData<'a>) -> Result<BaseScript<'a>, ReadError> {
        self.base_script_offset().resolve(data)
    }
}

impl FixedSize for BaseScriptRecord {
    const RAW_BYTE_LEN: usize = Tag::RAW_BYTE_LEN + Offset16::RAW_BYTE_LEN;
}

#[cfg(feature = "experimental_traverse")]
impl<'a> SomeRecord<'a> for BaseScriptRecord {
    fn traverse(self, data: FontData<'a>) -> RecordResolver<'a> {
        RecordResolver {
            name: "BaseScriptRecord",
            get_field: Box::new(move |idx, _data| match idx {
                0usize => Some(Field::new("base_script_tag", self.base_script_tag())),
                1usize => Some(Field::new(
                    "base_script_offset",
                    FieldType::offset(self.base_script_offset(), self.base_script(_data)),
                )),
                _ => None,
            }),
            data,
        }
    }
}

/// [BaseScript Table](https://learn.microsoft.com/en-us/typography/opentype/spec/base#basescript-table)
#[derive(Debug, Clone, Copy)]
#[doc(hidden)]
pub struct BaseScriptMarker {
    base_lang_sys_records_byte_len: usize,
}

impl BaseScriptMarker {
    fn base_values_offset_byte_range(&self) -> Range<usize> {
        let start = 0;
        start..start + Offset16::RAW_BYTE_LEN
    }
    fn default_min_max_offset_byte_range(&self) -> Range<usize> {
        let start = self.base_values_offset_byte_range().end;
        start..start + Offset16::RAW_BYTE_LEN
    }
    fn base_lang_sys_count_byte_range(&self) -> Range<usize> {
        let start = self.default_min_max_offset_byte_range().end;
        start..start + u16::RAW_BYTE_LEN
    }
    fn base_lang_sys_records_byte_range(&self) -> Range<usize> {
        let start = self.base_lang_sys_count_byte_range().end;
        start..start + self.base_lang_sys_records_byte_len
    }
}

impl<'a> FontRead<'a> for BaseScript<'a> {
    fn read(data: FontData<'a>) -> Result<Self, ReadError> {
        let mut cursor = data.cursor();
        cursor.advance::<Offset16>();
        cursor.advance::<Offset16>();
        let base_lang_sys_count: u16 = cursor.read()?;
        let base_lang_sys_records_byte_len = (base_lang_sys_count as usize)
            .checked_mul(BaseLangSysRecord::RAW_BYTE_LEN)
            .ok_or(ReadError::OutOfBounds)?;
        cursor.advance_by(base_lang_sys_records_byte_len);
        cursor.finish(BaseScriptMarker {
            base_lang_sys_records_byte_len,
        })
    }
}

/// [BaseScript Table](https://learn.microsoft.com/en-us/typography/opentype/spec/base#basescript-table)
pub type BaseScript<'a> = TableRef<'a, BaseScriptMarker>;

impl<'a> BaseScript<'a> {
    /// Offset to BaseValues table, from beginning of BaseScript table (may be NULL)
    pub fn base_values_offset(&self) -> Nullable<Offset16> {
        let range = self.shape.base_values_offset_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Attempt to resolve [`base_values_offset`][Self::base_values_offset].
    pub fn base_values(&self) -> Option<Result<BaseValues<'a>, ReadError>> {
        let data = self.data;
        self.base_values_offset().resolve(data)
    }

    /// Offset to MinMax table, from beginning of BaseScript table (may be NULL)
    pub fn default_min_max_offset(&self) -> Nullable<Offset16> {
        let range = self.shape.default_min_max_offset_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Attempt to resolve [`default_min_max_offset`][Self::default_min_max_offset].
    pub fn default_min_max(&self) -> Option<Result<MinMax<'a>, ReadError>> {
        let data = self.data;
        self.default_min_max_offset().resolve(data)
    }

    /// Number of BaseLangSysRecords defined — may be zero (0)
    pub fn base_lang_sys_count(&self) -> u16 {
        let range = self.shape.base_lang_sys_count_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Array of BaseLangSysRecords, in alphabetical order by
    /// BaseLangSysTag
    pub fn base_lang_sys_records(&self) -> &'a [BaseLangSysRecord] {
        let range = self.shape.base_lang_sys_records_byte_range();
        self.data.read_array(range).unwrap()
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> SomeTable<'a> for BaseScript<'a> {
    fn type_name(&self) -> &str {
        "BaseScript"
    }
    fn get_field(&self, idx: usize) -> Option<Field<'a>> {
        match idx {
            0usize => Some(Field::new(
                "base_values_offset",
                FieldType::offset(self.base_values_offset(), self.base_values()),
            )),
            1usize => Some(Field::new(
                "default_min_max_offset",
                FieldType::offset(self.default_min_max_offset(), self.default_min_max()),
            )),
            2usize => Some(Field::new(
                "base_lang_sys_count",
                self.base_lang_sys_count(),
            )),
            3usize => Some(Field::new(
                "base_lang_sys_records",
                traversal::FieldType::array_of_records(
                    stringify!(BaseLangSysRecord),
                    self.base_lang_sys_records(),
                    self.offset_data(),
                ),
            )),
            _ => None,
        }
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> std::fmt::Debug for BaseScript<'a> {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        (self as &dyn SomeTable<'a>).fmt(f)
    }
}

/// [BaseLangSysRecord](https://learn.microsoft.com/en-us/typography/opentype/spec/base#baselangsysrecord)
#[derive(Clone, Debug, Copy, bytemuck :: AnyBitPattern)]
#[repr(C)]
#[repr(packed)]
pub struct BaseLangSysRecord {
    /// 4-byte language system identification tag
    pub base_lang_sys_tag: BigEndian<Tag>,
    /// Offset to MinMax table, from beginning of BaseScript table
    pub min_max_offset: BigEndian<Offset16>,
}

impl BaseLangSysRecord {
    /// 4-byte language system identification tag
    pub fn base_lang_sys_tag(&self) -> Tag {
        self.base_lang_sys_tag.get()
    }

    /// Offset to MinMax table, from beginning of BaseScript table
    pub fn min_max_offset(&self) -> Offset16 {
        self.min_max_offset.get()
    }

    /// Offset to MinMax table, from beginning of BaseScript table
    ///
    /// The `data` argument should be retrieved from the parent table
    /// By calling its `offset_data` method.
    pub fn min_max<'a>(&self, data: FontData<'a>) -> Result<MinMax<'a>, ReadError> {
        self.min_max_offset().resolve(data)
    }
}

impl FixedSize for BaseLangSysRecord {
    const RAW_BYTE_LEN: usize = Tag::RAW_BYTE_LEN + Offset16::RAW_BYTE_LEN;
}

#[cfg(feature = "experimental_traverse")]
impl<'a> SomeRecord<'a> for BaseLangSysRecord {
    fn traverse(self, data: FontData<'a>) -> RecordResolver<'a> {
        RecordResolver {
            name: "BaseLangSysRecord",
            get_field: Box::new(move |idx, _data| match idx {
                0usize => Some(Field::new("base_lang_sys_tag", self.base_lang_sys_tag())),
                1usize => Some(Field::new(
                    "min_max_offset",
                    FieldType::offset(self.min_max_offset(), self.min_max(_data)),
                )),
                _ => None,
            }),
            data,
        }
    }
}

/// [BaseValues](https://learn.microsoft.com/en-us/typography/opentype/spec/base#basevalues-table) table
#[derive(Debug, Clone, Copy)]
#[doc(hidden)]
pub struct BaseValuesMarker {
    base_coord_offsets_byte_len: usize,
}

impl BaseValuesMarker {
    fn default_baseline_index_byte_range(&self) -> Range<usize> {
        let start = 0;
        start..start + u16::RAW_BYTE_LEN
    }
    fn base_coord_count_byte_range(&self) -> Range<usize> {
        let start = self.default_baseline_index_byte_range().end;
        start..start + u16::RAW_BYTE_LEN
    }
    fn base_coord_offsets_byte_range(&self) -> Range<usize> {
        let start = self.base_coord_count_byte_range().end;
        start..start + self.base_coord_offsets_byte_len
    }
}

impl<'a> FontRead<'a> for BaseValues<'a> {
    fn read(data: FontData<'a>) -> Result<Self, ReadError> {
        let mut cursor = data.cursor();
        cursor.advance::<u16>();
        let base_coord_count: u16 = cursor.read()?;
        let base_coord_offsets_byte_len = (base_coord_count as usize)
            .checked_mul(Offset16::RAW_BYTE_LEN)
            .ok_or(ReadError::OutOfBounds)?;
        cursor.advance_by(base_coord_offsets_byte_len);
        cursor.finish(BaseValuesMarker {
            base_coord_offsets_byte_len,
        })
    }
}

/// [BaseValues](https://learn.microsoft.com/en-us/typography/opentype/spec/base#basevalues-table) table
pub type BaseValues<'a> = TableRef<'a, BaseValuesMarker>;

impl<'a> BaseValues<'a> {
    /// Index number of default baseline for this script — equals
    /// index position of baseline tag in baselineTags array of the
    /// BaseTagList
    pub fn default_baseline_index(&self) -> u16 {
        let range = self.shape.default_baseline_index_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Number of BaseCoord tables defined — should equal
    /// baseTagCount in the BaseTagList
    pub fn base_coord_count(&self) -> u16 {
        let range = self.shape.base_coord_count_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Array of offsets to BaseCoord tables, from beginning of
    /// BaseValues table — order matches baselineTags array in the
    /// BaseTagList
    pub fn base_coord_offsets(&self) -> &'a [BigEndian<Offset16>] {
        let range = self.shape.base_coord_offsets_byte_range();
        self.data.read_array(range).unwrap()
    }

    /// A dynamically resolving wrapper for [`base_coord_offsets`][Self::base_coord_offsets].
    pub fn base_coords(&self) -> ArrayOfOffsets<'a, BaseCoord<'a>, Offset16> {
        let data = self.data;
        let offsets = self.base_coord_offsets();
        ArrayOfOffsets::new(offsets, data, ())
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> SomeTable<'a> for BaseValues<'a> {
    fn type_name(&self) -> &str {
        "BaseValues"
    }
    fn get_field(&self, idx: usize) -> Option<Field<'a>> {
        match idx {
            0usize => Some(Field::new(
                "default_baseline_index",
                self.default_baseline_index(),
            )),
            1usize => Some(Field::new("base_coord_count", self.base_coord_count())),
            2usize => Some({
                let data = self.data;
                Field::new(
                    "base_coord_offsets",
                    FieldType::array_of_offsets(
                        better_type_name::<BaseCoord>(),
                        self.base_coord_offsets(),
                        move |off| {
                            let target = off.get().resolve::<BaseCoord>(data);
                            FieldType::offset(off.get(), target)
                        },
                    ),
                )
            }),
            _ => None,
        }
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> std::fmt::Debug for BaseValues<'a> {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        (self as &dyn SomeTable<'a>).fmt(f)
    }
}

/// [MinMax](https://learn.microsoft.com/en-us/typography/opentype/spec/base#minmax-table) table
#[derive(Debug, Clone, Copy)]
#[doc(hidden)]
pub struct MinMaxMarker {
    feat_min_max_records_byte_len: usize,
}

impl MinMaxMarker {
    fn min_coord_offset_byte_range(&self) -> Range<usize> {
        let start = 0;
        start..start + Offset16::RAW_BYTE_LEN
    }
    fn max_coord_offset_byte_range(&self) -> Range<usize> {
        let start = self.min_coord_offset_byte_range().end;
        start..start + Offset16::RAW_BYTE_LEN
    }
    fn feat_min_max_count_byte_range(&self) -> Range<usize> {
        let start = self.max_coord_offset_byte_range().end;
        start..start + u16::RAW_BYTE_LEN
    }
    fn feat_min_max_records_byte_range(&self) -> Range<usize> {
        let start = self.feat_min_max_count_byte_range().end;
        start..start + self.feat_min_max_records_byte_len
    }
}

impl<'a> FontRead<'a> for MinMax<'a> {
    fn read(data: FontData<'a>) -> Result<Self, ReadError> {
        let mut cursor = data.cursor();
        cursor.advance::<Offset16>();
        cursor.advance::<Offset16>();
        let feat_min_max_count: u16 = cursor.read()?;
        let feat_min_max_records_byte_len = (feat_min_max_count as usize)
            .checked_mul(FeatMinMaxRecord::RAW_BYTE_LEN)
            .ok_or(ReadError::OutOfBounds)?;
        cursor.advance_by(feat_min_max_records_byte_len);
        cursor.finish(MinMaxMarker {
            feat_min_max_records_byte_len,
        })
    }
}

/// [MinMax](https://learn.microsoft.com/en-us/typography/opentype/spec/base#minmax-table) table
pub type MinMax<'a> = TableRef<'a, MinMaxMarker>;

impl<'a> MinMax<'a> {
    /// Offset to BaseCoord table that defines the minimum extent
    /// value, from the beginning of MinMax table (may be NULL)
    pub fn min_coord_offset(&self) -> Nullable<Offset16> {
        let range = self.shape.min_coord_offset_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Attempt to resolve [`min_coord_offset`][Self::min_coord_offset].
    pub fn min_coord(&self) -> Option<Result<BaseCoord<'a>, ReadError>> {
        let data = self.data;
        self.min_coord_offset().resolve(data)
    }

    /// Offset to BaseCoord table that defines maximum extent value,
    /// from the beginning of MinMax table (may be NULL)
    pub fn max_coord_offset(&self) -> Nullable<Offset16> {
        let range = self.shape.max_coord_offset_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Attempt to resolve [`max_coord_offset`][Self::max_coord_offset].
    pub fn max_coord(&self) -> Option<Result<BaseCoord<'a>, ReadError>> {
        let data = self.data;
        self.max_coord_offset().resolve(data)
    }

    /// Number of FeatMinMaxRecords — may be zero (0)
    pub fn feat_min_max_count(&self) -> u16 {
        let range = self.shape.feat_min_max_count_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Array of FeatMinMaxRecords, in alphabetical order by
    /// featureTableTag
    pub fn feat_min_max_records(&self) -> &'a [FeatMinMaxRecord] {
        let range = self.shape.feat_min_max_records_byte_range();
        self.data.read_array(range).unwrap()
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> SomeTable<'a> for MinMax<'a> {
    fn type_name(&self) -> &str {
        "MinMax"
    }
    fn get_field(&self, idx: usize) -> Option<Field<'a>> {
        match idx {
            0usize => Some(Field::new(
                "min_coord_offset",
                FieldType::offset(self.min_coord_offset(), self.min_coord()),
            )),
            1usize => Some(Field::new(
                "max_coord_offset",
                FieldType::offset(self.max_coord_offset(), self.max_coord()),
            )),
            2usize => Some(Field::new("feat_min_max_count", self.feat_min_max_count())),
            3usize => Some(Field::new(
                "feat_min_max_records",
                traversal::FieldType::array_of_records(
                    stringify!(FeatMinMaxRecord),
                    self.feat_min_max_records(),
                    self.offset_data(),
                ),
            )),
            _ => None,
        }
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> std::fmt::Debug for MinMax<'a> {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        (self as &dyn SomeTable<'a>).fmt(f)
    }
}

/// [FeatMinMaxRecord](https://learn.microsoft.com/en-us/typography/opentype/spec/base#baselangsysrecord)
#[derive(Clone, Debug, Copy, bytemuck :: AnyBitPattern)]
#[repr(C)]
#[repr(packed)]
pub struct FeatMinMaxRecord {
    /// 4-byte feature identification tag — must match feature tag in
    /// FeatureList
    pub feature_table_tag: BigEndian<Tag>,
    /// Offset to BaseCoord table that defines the minimum extent
    /// value, from beginning of MinMax table (may be NULL)
    pub min_coord_offset: BigEndian<Nullable<Offset16>>,
    /// Offset to BaseCoord table that defines the maximum extent
    /// value, from beginning of MinMax table (may be NULL)
    pub max_coord_offset: BigEndian<Nullable<Offset16>>,
}

impl FeatMinMaxRecord {
    /// 4-byte feature identification tag — must match feature tag in
    /// FeatureList
    pub fn feature_table_tag(&self) -> Tag {
        self.feature_table_tag.get()
    }

    /// Offset to BaseCoord table that defines the minimum extent
    /// value, from beginning of MinMax table (may be NULL)
    pub fn min_coord_offset(&self) -> Nullable<Offset16> {
        self.min_coord_offset.get()
    }

    /// Offset to BaseCoord table that defines the minimum extent
    /// value, from beginning of MinMax table (may be NULL)
    ///
    /// The `data` argument should be retrieved from the parent table
    /// By calling its `offset_data` method.
    pub fn min_coord<'a>(&self, data: FontData<'a>) -> Option<Result<MinMax<'a>, ReadError>> {
        self.min_coord_offset().resolve(data)
    }

    /// Offset to BaseCoord table that defines the maximum extent
    /// value, from beginning of MinMax table (may be NULL)
    pub fn max_coord_offset(&self) -> Nullable<Offset16> {
        self.max_coord_offset.get()
    }

    /// Offset to BaseCoord table that defines the maximum extent
    /// value, from beginning of MinMax table (may be NULL)
    ///
    /// The `data` argument should be retrieved from the parent table
    /// By calling its `offset_data` method.
    pub fn max_coord<'a>(&self, data: FontData<'a>) -> Option<Result<MinMax<'a>, ReadError>> {
        self.max_coord_offset().resolve(data)
    }
}

impl FixedSize for FeatMinMaxRecord {
    const RAW_BYTE_LEN: usize = Tag::RAW_BYTE_LEN + Offset16::RAW_BYTE_LEN + Offset16::RAW_BYTE_LEN;
}

#[cfg(feature = "experimental_traverse")]
impl<'a> SomeRecord<'a> for FeatMinMaxRecord {
    fn traverse(self, data: FontData<'a>) -> RecordResolver<'a> {
        RecordResolver {
            name: "FeatMinMaxRecord",
            get_field: Box::new(move |idx, _data| match idx {
                0usize => Some(Field::new("feature_table_tag", self.feature_table_tag())),
                1usize => Some(Field::new(
                    "min_coord_offset",
                    FieldType::offset(self.min_coord_offset(), self.min_coord(_data)),
                )),
                2usize => Some(Field::new(
                    "max_coord_offset",
                    FieldType::offset(self.max_coord_offset(), self.max_coord(_data)),
                )),
                _ => None,
            }),
            data,
        }
    }
}

#[derive(Clone)]
pub enum BaseCoord<'a> {
    Format1(BaseCoordFormat1<'a>),
    Format2(BaseCoordFormat2<'a>),
    Format3(BaseCoordFormat3<'a>),
}

impl<'a> BaseCoord<'a> {
    ///Return the `FontData` used to resolve offsets for this table.
    pub fn offset_data(&self) -> FontData<'a> {
        match self {
            Self::Format1(item) => item.offset_data(),
            Self::Format2(item) => item.offset_data(),
            Self::Format3(item) => item.offset_data(),
        }
    }

    /// Format identifier — format = 1
    pub fn base_coord_format(&self) -> u16 {
        match self {
            Self::Format1(item) => item.base_coord_format(),
            Self::Format2(item) => item.base_coord_format(),
            Self::Format3(item) => item.base_coord_format(),
        }
    }

    /// X or Y value, in design units
    pub fn coordinate(&self) -> i16 {
        match self {
            Self::Format1(item) => item.coordinate(),
            Self::Format2(item) => item.coordinate(),
            Self::Format3(item) => item.coordinate(),
        }
    }
}

impl<'a> FontRead<'a> for BaseCoord<'a> {
    fn read(data: FontData<'a>) -> Result<Self, ReadError> {
        let format: u16 = data.read_at(0usize)?;
        match format {
            BaseCoordFormat1Marker::FORMAT => Ok(Self::Format1(FontRead::read(data)?)),
            BaseCoordFormat2Marker::FORMAT => Ok(Self::Format2(FontRead::read(data)?)),
            BaseCoordFormat3Marker::FORMAT => Ok(Self::Format3(FontRead::read(data)?)),
            other => Err(ReadError::InvalidFormat(other.into())),
        }
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> BaseCoord<'a> {
    fn dyn_inner<'b>(&'b self) -> &'b dyn SomeTable<'a> {
        match self {
            Self::Format1(table) => table,
            Self::Format2(table) => table,
            Self::Format3(table) => table,
        }
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> std::fmt::Debug for BaseCoord<'a> {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        self.dyn_inner().fmt(f)
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> SomeTable<'a> for BaseCoord<'a> {
    fn type_name(&self) -> &str {
        self.dyn_inner().type_name()
    }
    fn get_field(&self, idx: usize) -> Option<Field<'a>> {
        self.dyn_inner().get_field(idx)
    }
}

impl Format<u16> for BaseCoordFormat1Marker {
    const FORMAT: u16 = 1;
}

/// [BaseCoordFormat1](https://learn.microsoft.com/en-us/typography/opentype/spec/base#basecoord-format-1)
#[derive(Debug, Clone, Copy)]
#[doc(hidden)]
pub struct BaseCoordFormat1Marker {}

impl BaseCoordFormat1Marker {
    fn base_coord_format_byte_range(&self) -> Range<usize> {
        let start = 0;
        start..start + u16::RAW_BYTE_LEN
    }
    fn coordinate_byte_range(&self) -> Range<usize> {
        let start = self.base_coord_format_byte_range().end;
        start..start + i16::RAW_BYTE_LEN
    }
}

impl<'a> FontRead<'a> for BaseCoordFormat1<'a> {
    fn read(data: FontData<'a>) -> Result<Self, ReadError> {
        let mut cursor = data.cursor();
        cursor.advance::<u16>();
        cursor.advance::<i16>();
        cursor.finish(BaseCoordFormat1Marker {})
    }
}

/// [BaseCoordFormat1](https://learn.microsoft.com/en-us/typography/opentype/spec/base#basecoord-format-1)
pub type BaseCoordFormat1<'a> = TableRef<'a, BaseCoordFormat1Marker>;

impl<'a> BaseCoordFormat1<'a> {
    /// Format identifier — format = 1
    pub fn base_coord_format(&self) -> u16 {
        let range = self.shape.base_coord_format_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// X or Y value, in design units
    pub fn coordinate(&self) -> i16 {
        let range = self.shape.coordinate_byte_range();
        self.data.read_at(range.start).unwrap()
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> SomeTable<'a> for BaseCoordFormat1<'a> {
    fn type_name(&self) -> &str {
        "BaseCoordFormat1"
    }
    fn get_field(&self, idx: usize) -> Option<Field<'a>> {
        match idx {
            0usize => Some(Field::new("base_coord_format", self.base_coord_format())),
            1usize => Some(Field::new("coordinate", self.coordinate())),
            _ => None,
        }
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> std::fmt::Debug for BaseCoordFormat1<'a> {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        (self as &dyn SomeTable<'a>).fmt(f)
    }
}

impl Format<u16> for BaseCoordFormat2Marker {
    const FORMAT: u16 = 2;
}

/// [BaseCoordFormat2](https://learn.microsoft.com/en-us/typography/opentype/spec/base#basecoord-format-2)
#[derive(Debug, Clone, Copy)]
#[doc(hidden)]
pub struct BaseCoordFormat2Marker {}

impl BaseCoordFormat2Marker {
    fn base_coord_format_byte_range(&self) -> Range<usize> {
        let start = 0;
        start..start + u16::RAW_BYTE_LEN
    }
    fn coordinate_byte_range(&self) -> Range<usize> {
        let start = self.base_coord_format_byte_range().end;
        start..start + i16::RAW_BYTE_LEN
    }
    fn reference_glyph_byte_range(&self) -> Range<usize> {
        let start = self.coordinate_byte_range().end;
        start..start + u16::RAW_BYTE_LEN
    }
    fn base_coord_point_byte_range(&self) -> Range<usize> {
        let start = self.reference_glyph_byte_range().end;
        start..start + u16::RAW_BYTE_LEN
    }
}

impl<'a> FontRead<'a> for BaseCoordFormat2<'a> {
    fn read(data: FontData<'a>) -> Result<Self, ReadError> {
        let mut cursor = data.cursor();
        cursor.advance::<u16>();
        cursor.advance::<i16>();
        cursor.advance::<u16>();
        cursor.advance::<u16>();
        cursor.finish(BaseCoordFormat2Marker {})
    }
}

/// [BaseCoordFormat2](https://learn.microsoft.com/en-us/typography/opentype/spec/base#basecoord-format-2)
pub type BaseCoordFormat2<'a> = TableRef<'a, BaseCoordFormat2Marker>;

impl<'a> BaseCoordFormat2<'a> {
    /// Format identifier — format = 2
    pub fn base_coord_format(&self) -> u16 {
        let range = self.shape.base_coord_format_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// X or Y value, in design units
    pub fn coordinate(&self) -> i16 {
        let range = self.shape.coordinate_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Glyph ID of control glyph
    pub fn reference_glyph(&self) -> u16 {
        let range = self.shape.reference_glyph_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Index of contour point on the reference glyph
    pub fn base_coord_point(&self) -> u16 {
        let range = self.shape.base_coord_point_byte_range();
        self.data.read_at(range.start).unwrap()
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> SomeTable<'a> for BaseCoordFormat2<'a> {
    fn type_name(&self) -> &str {
        "BaseCoordFormat2"
    }
    fn get_field(&self, idx: usize) -> Option<Field<'a>> {
        match idx {
            0usize => Some(Field::new("base_coord_format", self.base_coord_format())),
            1usize => Some(Field::new("coordinate", self.coordinate())),
            2usize => Some(Field::new("reference_glyph", self.reference_glyph())),
            3usize => Some(Field::new("base_coord_point", self.base_coord_point())),
            _ => None,
        }
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> std::fmt::Debug for BaseCoordFormat2<'a> {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        (self as &dyn SomeTable<'a>).fmt(f)
    }
}

impl Format<u16> for BaseCoordFormat3Marker {
    const FORMAT: u16 = 3;
}

/// [BaseCoordFormat3](https://learn.microsoft.com/en-us/typography/opentype/spec/base#basecoord-format-3)
#[derive(Debug, Clone, Copy)]
#[doc(hidden)]
pub struct BaseCoordFormat3Marker {}

impl BaseCoordFormat3Marker {
    fn base_coord_format_byte_range(&self) -> Range<usize> {
        let start = 0;
        start..start + u16::RAW_BYTE_LEN
    }
    fn coordinate_byte_range(&self) -> Range<usize> {
        let start = self.base_coord_format_byte_range().end;
        start..start + i16::RAW_BYTE_LEN
    }
    fn device_offset_byte_range(&self) -> Range<usize> {
        let start = self.coordinate_byte_range().end;
        start..start + Offset16::RAW_BYTE_LEN
    }
}

impl<'a> FontRead<'a> for BaseCoordFormat3<'a> {
    fn read(data: FontData<'a>) -> Result<Self, ReadError> {
        let mut cursor = data.cursor();
        cursor.advance::<u16>();
        cursor.advance::<i16>();
        cursor.advance::<Offset16>();
        cursor.finish(BaseCoordFormat3Marker {})
    }
}

/// [BaseCoordFormat3](https://learn.microsoft.com/en-us/typography/opentype/spec/base#basecoord-format-3)
pub type BaseCoordFormat3<'a> = TableRef<'a, BaseCoordFormat3Marker>;

impl<'a> BaseCoordFormat3<'a> {
    /// Format identifier — format = 3
    pub fn base_coord_format(&self) -> u16 {
        let range = self.shape.base_coord_format_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// X or Y value, in design units
    pub fn coordinate(&self) -> i16 {
        let range = self.shape.coordinate_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Offset to Device table (non-variable font) / Variation Index
    /// table (variable font) for X or Y value, from beginning of
    /// BaseCoord table (may be NULL).
    pub fn device_offset(&self) -> Nullable<Offset16> {
        let range = self.shape.device_offset_byte_range();
        self.data.read_at(range.start).unwrap()
    }

    /// Attempt to resolve [`device_offset`][Self::device_offset].
    pub fn device(&self) -> Option<Result<DeviceOrVariationIndex<'a>, ReadError>> {
        let data = self.data;
        self.device_offset().resolve(data)
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> SomeTable<'a> for BaseCoordFormat3<'a> {
    fn type_name(&self) -> &str {
        "BaseCoordFormat3"
    }
    fn get_field(&self, idx: usize) -> Option<Field<'a>> {
        match idx {
            0usize => Some(Field::new("base_coord_format", self.base_coord_format())),
            1usize => Some(Field::new("coordinate", self.coordinate())),
            2usize => Some(Field::new(
                "device_offset",
                FieldType::offset(self.device_offset(), self.device()),
            )),
            _ => None,
        }
    }
}

#[cfg(feature = "experimental_traverse")]
impl<'a> std::fmt::Debug for BaseCoordFormat3<'a> {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        (self as &dyn SomeTable<'a>).fmt(f)
    }
}