enum Tag [src]

Fields

truedata is ignored.

falsedata is ignored.

nulldata is ignored.

pos_infdata is ignored.

neg_infdata is ignored.

nandata is ignored.

int_literal_smalldata is the i32 value.

int_literal_posdata is index into extra of: limb_count: u32 limbs_idx: u32

int_literal_negIdentical to int_literal_pos, except the value is negative.

float_literal_smalldata is the f32 value.

float_literaldata is index into extra of 4 elements which are a bitcast f128.

char_literaldata is the u32 value.

enum_literaldata is a NullTerminatedString.

string_literaldata is index into extra of: start: u32 len: u32

string_literal_nullNull-terminated string literal, data is a NullTerminatedString.

empty_literalAn empty struct/array literal, .{}. data is ignored.

array_literaldata is index into extra of: elem_count: u32 first_elem: Node.Index The nodes first_elem .. first_elem + elem_count are the children.

struct_literaldata is index into extra of: elem_count: u32 first_elem: Node.Index field_name: NullTerminatedString for each elem_count The nodes first_elem .. first_elem + elem_count are the children.

Source

  pub const Tag = enum(u8) {
    /// `data` is ignored.
    true,
    /// `data` is ignored.
    false,
    /// `data` is ignored.
    null,
    /// `data` is ignored.
    pos_inf,
    /// `data` is ignored.
    neg_inf,
    /// `data` is ignored.
    nan,
    /// `data` is the `i32` value.
    int_literal_small,
    /// `data` is index into `extra` of:
    /// * `limb_count: u32`
    /// * `limbs_idx: u32`
    int_literal_pos,
    /// Identical to `int_literal_pos`, except the value is negative.
    int_literal_neg,
    /// `data` is the `f32` value.
    float_literal_small,
    /// `data` is index into `extra` of 4 elements which are a bitcast `f128`.
    float_literal,
    /// `data` is the `u32` value.
    char_literal,
    /// `data` is a `NullTerminatedString`.
    enum_literal,
    /// `data` is index into `extra` of:
    /// * `start: u32`
    /// * `len: u32`
    string_literal,
    /// Null-terminated string literal,
    /// `data` is a `NullTerminatedString`.
    string_literal_null,
    /// An empty struct/array literal, `.{}`.
    /// `data` is ignored.
    empty_literal,
    /// `data` is index into `extra` of:
    /// * `elem_count: u32`
    /// * `first_elem: Node.Index`
    /// The nodes `first_elem .. first_elem + elem_count` are the children.
    array_literal,
    /// `data` is index into `extra` of:
    /// * `elem_count: u32`
    /// * `first_elem: Node.Index`
    /// * `field_name: NullTerminatedString` for each `elem_count`
    /// The nodes `first_elem .. first_elem + elem_count` are the children.
    struct_literal,
}  