token: remove old keyword "embed"
Alexander Medvednikov
parent
ff63fb74d9
commit
05eeb8aa53
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@ -60,15 +60,13 @@ pub enum Kind {
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or_assign
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and_assign
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right_shift_assign
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left_shift_assign
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// {} () []
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left_shift_assign // {} () []
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lcbr
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rcbr
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lpar
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rpar
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lsbr
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rsbr
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// == != <= < >= >
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rsbr // == != <= < >= >
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eq
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ne
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gt
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@ -79,8 +77,7 @@ pub enum Kind {
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nl
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dot
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dotdot
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ellipsis
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// keywords
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ellipsis // keywords
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keyword_beg
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key_as
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key_asm
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@ -91,7 +88,6 @@ pub enum Kind {
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key_continue
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key_defer
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key_else
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key_embed
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key_enum
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key_false
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key_for
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@ -103,8 +99,7 @@ pub enum Kind {
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key_import
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key_in
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key_interface
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key_is
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// key_it
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key_is // key_it
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key_match
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key_module
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key_mut
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@ -132,9 +127,8 @@ pub enum Kind {
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}
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const (
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assign_tokens = [Kind.assign, .plus_assign, .minus_assign, .mult_assign,
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.div_assign, .xor_assign, .mod_assign, .or_assign, .and_assign,
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.right_shift_assign, .left_shift_assign]
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assign_tokens = [Kind.assign, .plus_assign, .minus_assign, .mult_assign, .div_assign, .xor_assign,
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.mod_assign, .or_assign, .and_assign, .right_shift_assign, .left_shift_assign]
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nr_tokens = int(Kind._end_)
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)
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@ -165,14 +159,17 @@ pub enum AtKind {
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vhash
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vmod_file
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}
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const (
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valid_at_tokens = ['@FN','@MOD','@STRUCT','@VEXE','@FILE','@LINE','@COLUMN','@VHASH','@VMOD_FILE']
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valid_at_tokens = ['@FN', '@MOD', '@STRUCT', '@VEXE', '@FILE', '@LINE', '@COLUMN', '@VHASH',
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'@VMOD_FILE',
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]
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)
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// build_keys genereates a map with keywords' string values:
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// Keywords['return'] == .key_return
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fn build_keys() map[string]Kind {
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mut res := map[string]Kind
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mut res := map[string]Kind{}
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for t in int(Kind.keyword_beg) + 1 .. int(Kind.keyword_end) {
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key := token_str[t]
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res[key] = t
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@ -182,7 +179,7 @@ fn build_keys() map[string]Kind {
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// TODO remove once we have `enum Kind { name('name') if('if') ... }`
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fn build_token_str() []string {
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mut s := []string{len:(nr_tokens)}
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mut s := []string{len: (nr_tokens)}
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s[Kind.unknown] = 'unknown'
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s[Kind.eof] = 'eof'
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s[Kind.name] = 'name'
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@ -271,7 +268,6 @@ fn build_token_str() []string {
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s[Kind.key_continue] = 'continue'
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s[Kind.key_break] = 'break'
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s[Kind.key_import] = 'import'
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s[Kind.key_embed] = 'embed'
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s[Kind.key_unsafe] = 'unsafe'
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s[Kind.key_typeof] = 'typeof'
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s[Kind.key_enum] = 'enum'
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@ -308,7 +304,8 @@ pub fn is_key(key string) bool {
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}
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pub fn is_decl(t Kind) bool {
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return t in [.key_enum, .key_interface, .key_fn, .key_struct, .key_type, .key_const, .key_pub, .eof]
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return t in
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[.key_enum, .key_interface, .key_fn, .key_struct, .key_type, .key_const, .key_pub, .eof]
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}
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pub fn (t Kind) is_assign() bool {
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@ -339,7 +336,6 @@ pub const (
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highest_prec = 8
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)
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*/
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pub enum Precedence {
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lowest
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cond // OR or AND
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@ -357,8 +353,7 @@ pub enum Precedence {
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}
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pub fn build_precedences() []Precedence {
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mut p := []Precedence{len:int(Kind._end_), cap:int(Kind._end_)}
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mut p := []Precedence{len: int(Kind._end_), cap: int(Kind._end_)}
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p[Kind.lsbr] = .index
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p[Kind.dot] = .call
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// `++` | `--` | `?`
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@ -398,7 +393,6 @@ pub fn build_precedences() []Precedence {
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p[Kind.right_shift_assign] = .assign
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p[Kind.mult_assign] = .assign
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p[Kind.xor_assign] = .assign
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p[Kind.key_in] = .in_as
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p[Kind.not_in] = .in_as
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p[Kind.key_as] = .in_as
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@ -406,7 +400,6 @@ pub fn build_precedences() []Precedence {
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p[Kind.not_is] = .in_as
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p[Kind.logical_or] = .cond
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p[Kind.and] = .cond
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return p
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}
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@ -426,15 +419,14 @@ pub fn (tok Token) is_scalar() bool {
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// is_unary returns true if the token can be in a unary expression
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pub fn (tok Token) is_unary() bool {
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return tok.kind in [
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// `+` | `-` | `!` | `~` | `*` | `&`
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.plus, .minus, .not, .bit_not, .mul, .amp, .arrow]
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return tok.kind in
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[
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/* `+` | `-` | `!` | `~` | `*` | `&` */.plus, .minus, .not, .bit_not, .mul, .amp, .arrow]
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}
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pub fn (tok Kind) is_relational() bool {
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return tok in [
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// `<` | `<=` | `>` | `>=`
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.lt, .le, .gt, .ge, .eq, .ne]
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/* `<` | `<=` | `>` | `>=` */.lt, .le, .gt, .ge, .eq, .ne]
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}
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pub fn (k Kind) is_start_of_type() bool {
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@ -446,9 +438,6 @@ pub fn (kind Kind) is_prefix() bool {
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}
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pub fn (kind Kind) is_infix() bool {
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return kind in [.plus, .minus, .mod, .mul, .div, .eq, .ne, .gt, .lt, .key_in,
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//
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.key_as, .ge, .le, .logical_or, .xor, .not_in, .key_is, .not_is,
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//
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.and, .dot, .pipe, .amp, .left_shift, .right_shift, .arrow]
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return kind in
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[.plus, .minus, .mod, .mul, .div, .eq, .ne, .gt, .lt, .key_in, /* */.key_as, .ge, .le, .logical_or, .xor, .not_in, .key_is, .not_is, /* */.and, .dot, .pipe, .amp, .left_shift, .right_shift, .arrow]
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}
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