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c interop type foundation

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This commit is contained in:
Valdemar Høgsvig Lorenzen
2026-06-12 18:10:52 +02:00
parent d2f0d16795
commit 4e860b033e
27 changed files with 3523 additions and 380 deletions
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compiler/lexer/lexer.odin
+101 -20
View File
@@ -14,16 +14,44 @@ is_identifier_continue :: proc(value: byte) -> bool {
keyword_kind :: proc(text: string) -> token.Kind {
switch text {
case "func": return .Keyword_Func
case "import": return .Keyword_Import
case "return": return .Keyword_Return
case "void": return .Keyword_Void
case "int": return .Keyword_Int
case "i8": return .Keyword_I8
case "i16": return .Keyword_I16
case "i32": return .Keyword_I32
case "i64": return .Keyword_I64
case "_": return .Underscore
case "func": return .Keyword_Func
case "c_func": return .Keyword_C_Func
case "struct": return .Keyword_Struct
case "c_struct": return .Keyword_C_Struct
case "import": return .Keyword_Import
case "return": return .Keyword_Return
case "mut": return .Keyword_Mut
case "none": return .Keyword_None
case "orelse": return .Keyword_Orelse
case "void": return .Keyword_Void
case "int": return .Keyword_Int
case "i8": return .Keyword_I8
case "i16": return .Keyword_I16
case "i32": return .Keyword_I32
case "i64": return .Keyword_I64
case "u8": return .Keyword_U8
case "u16": return .Keyword_U16
case "u32": return .Keyword_U32
case "u64": return .Keyword_U64
case "isize": return .Keyword_Isize
case "usize": return .Keyword_Usize
case "f32": return .Keyword_F32
case "f64": return .Keyword_F64
case "c_char": return .Keyword_C_Char
case "c_schar": return .Keyword_C_Schar
case "c_uchar": return .Keyword_C_Uchar
case "c_short": return .Keyword_C_Short
case "c_ushort": return .Keyword_C_Ushort
case "c_int": return .Keyword_C_Int
case "c_uint": return .Keyword_C_Uint
case "c_long": return .Keyword_C_Long
case "c_ulong": return .Keyword_C_Ulong
case "c_longlong": return .Keyword_C_Longlong
case "c_ulonglong": return .Keyword_C_Ulonglong
case "c_float": return .Keyword_C_Float
case "c_double": return .Keyword_C_Double
case "c_longdouble": return .Keyword_C_Longdouble
case "_": return .Underscore
}
return .Identifier
}
@@ -87,7 +115,34 @@ lex :: proc(
append_token(&stream, source_file, .Minus, cursor, cursor+1)
cursor += 1
case '.':
append_token(&stream, source_file, .Dot, cursor, cursor+1)
start := cursor
cursor += 1
if cursor < len(bytes) && bytes[cursor] == '.' {
cursor += 1
append_token(&stream, source_file, .Range, start, cursor)
} else {
append_token(&stream, source_file, .Dot, start, cursor)
}
case '@':
append_token(&stream, source_file, .At, cursor, cursor+1)
cursor += 1
case '*':
append_token(&stream, source_file, .Star, cursor, cursor+1)
cursor += 1
case '&':
append_token(&stream, source_file, .Ampersand, cursor, cursor+1)
cursor += 1
case '^':
append_token(&stream, source_file, .Caret, cursor, cursor+1)
cursor += 1
case '?':
append_token(&stream, source_file, .Question, cursor, cursor+1)
cursor += 1
case '[':
append_token(&stream, source_file, .Left_Bracket, cursor, cursor+1)
cursor += 1
case ']':
append_token(&stream, source_file, .Right_Bracket, cursor, cursor+1)
cursor += 1
case '(':
append_token(&stream, source_file, .Left_Paren, cursor, cursor+1)
@@ -111,11 +166,13 @@ lex :: proc(
for cursor < len(bytes) && bytes[cursor] != '"' && bytes[cursor] != '\n' {
if bytes[cursor] == '\\' {
cursor += 1
if cursor >= len(bytes) || (bytes[cursor] != '\\' && bytes[cursor] != '"') {
if cursor >= len(bytes) ||
(bytes[cursor] != '\\' && bytes[cursor] != '"' && bytes[cursor] != 'n' &&
bytes[cursor] != 'r' && bytes[cursor] != 't' && bytes[cursor] != '0') {
source.add(
diagnostics,
source.Span{file=source_file.id, start=source.Offset(max(cursor-1, start)), end=source.Offset(min(cursor+1, len(bytes)))},
"import strings only support '\\\\' and '\\\"' escapes",
"strings only support '\\\\', '\\\"', '\\n', '\\r', '\\t', and '\\0' escapes",
)
valid = false
}
@@ -136,20 +193,44 @@ lex :: proc(
append_token(&stream, source_file, .Invalid, start, cursor, diagnostic=id)
}
case ';':
id := source.add(
diagnostics,
source.Span{file=source_file.id, start=source.Offset(cursor), end=source.Offset(cursor+1)},
"semicolons are invalid; terminate statements with a newline",
)
append_token(&stream, source_file, .Invalid, cursor, cursor+1, diagnostic=id)
append_token(&stream, source_file, .Semicolon, cursor, cursor+1)
cursor += 1
case '\'':
start := cursor
cursor += 1
for cursor < len(bytes) && bytes[cursor] != '\'' && bytes[cursor] != '\n' {
if bytes[cursor] == '\\' && cursor+1 < len(bytes) {
cursor += 1
}
cursor += 1
}
if cursor < len(bytes) && bytes[cursor] == '\'' {
cursor += 1
append_token(&stream, source_file, .Character, start, cursor)
} else {
id := source.add(
diagnostics,
source.Span{file=source_file.id, start=source.Offset(start), end=source.Offset(cursor)},
"unterminated character literal",
)
append_token(&stream, source_file, .Invalid, start, cursor, diagnostic=id)
}
case:
if value >= '0' && value <= '9' {
start := cursor
for cursor < len(bytes) && bytes[cursor] >= '0' && bytes[cursor] <= '9' {
cursor += 1
}
append_token(&stream, source_file, .Integer, start, cursor)
kind := token.Kind.Integer
if cursor+1 < len(bytes) && bytes[cursor] == '.' &&
bytes[cursor+1] != '.' && bytes[cursor+1] >= '0' && bytes[cursor+1] <= '9' {
kind = .Float
cursor += 1
for cursor < len(bytes) && bytes[cursor] >= '0' && bytes[cursor] <= '9' {
cursor += 1
}
}
append_token(&stream, source_file, kind, start, cursor)
} else if is_identifier_start(value) {
start := cursor
for cursor < len(bytes) && is_identifier_continue(bytes[cursor]) {