v.parser #
fn parse_comptime #
fn parse_comptime(tmpl_path string, text string, mut table ast.Table, pref_ &pref.Preferences, mut scope ast.Scope) &ast.File
fn parse_file #
fn parse_file(path string, mut table ast.Table, comments_mode scanner.CommentsMode, pref_ &pref.Preferences) &ast.File
fn parse_files #
fn parse_files(paths []string, mut table ast.Table, pref_ &pref.Preferences) []&ast.File
fn parse_stmt #
fn parse_stmt(text string, mut table ast.Table, mut scope ast.Scope) ast.Stmt
for tests
fn parse_text #
fn parse_text(text string, path string, mut table ast.Table, comments_mode scanner.CommentsMode, pref_ &pref.Preferences) &ast.File
struct Parser #
@[minify]
struct Parser {
pub:
pref &pref.Preferences = unsafe { nil }
mut:
file_base string // "hello.v"
file_path string // "/home/user/hello.v"
file_display_path string // just "hello.v", when your current folder for the compilation is "/home/user/", otherwise the full path "/home/user/hello.v"
unique_prefix string // a hash of p.file_path, used for making anon fn generation unique
file_backend_mode ast.Language // .c for .c.v|.c.vv|.c.vsh files; .js for .js.v files, .amd64/.rv32/other arches for .amd64.v/.rv32.v/etc. files, .v otherwise.
// see comment in parse_file
tok token.Token
prev_tok token.Token
peek_tok token.Token
language ast.Language
fn_language ast.Language // .c for `fn C.abcd()` declarations
expr_level int // prevent too deep recursions for pathological programs
inside_vlib_file bool // true for all vlib/ files
inside_test_file bool // when inside _test.v or _test.vv file
inside_if bool
inside_comptime_if bool
inside_if_expr bool
inside_if_cond bool
inside_ct_if_expr bool
inside_or_expr bool
inside_for bool
inside_for_expr bool
inside_fn bool // true even with implicit main
inside_fn_return bool
inside_fn_concrete_type bool // parsing fn_name[concrete_type]() call expr
inside_call_args bool // true inside f( .... )
inside_unsafe_fn bool
inside_str_interp bool
inside_array_lit bool
inside_in_array bool
inside_infix bool
inside_match bool // to separate `match A { }` from `Struct{}`
inside_select bool // to allow `ch <- Struct{} {` inside `select`
inside_match_case bool // to separate `match_expr { }` from `Struct{}`
inside_match_body bool // to fix eval not used TODO
inside_unsafe bool
inside_sum_type bool // to prevent parsing inline sum type again
inside_asm_template bool
inside_asm bool
inside_defer bool
inside_generic_params bool // indicates if parsing between `<` and `>` of a method/function
inside_receiver_param bool // indicates if parsing the receiver parameter inside the first `(` and `)` of a method
inside_struct_field_decl bool
inside_struct_attr_decl bool
inside_map_init bool
inside_orm bool
inside_chan_decl bool
inside_attr_decl bool
fixed_array_dim int // fixed array dim parsing level
or_is_handled bool // ignore `or` in this expression
builtin_mod bool // are we in the `builtin` module?
mod string // current module name
is_manualfree bool // true when `@[manualfree] module abc`, makes *all* fns in the current .v file, opt out of autofree
has_globals bool // `@[has_globals] module abc` - allow globals declarations, even without -enable-globals, in that single .v file __only__
is_generated bool // `@[generated] module abc` - turn off compiler notices for that single .v file __only__.
is_translated bool // `@[translated] module abc` - mark a file as translated, to relax some compiler checks for translated code.
attrs []ast.Attr // attributes before next decl stmt
expr_mod string // for constructing full type names in parse_type()
imports map[string]string // alias => mod_name
ast_imports []ast.Import // mod_names
used_imports []string // alias
auto_imports []string // imports, the user does not need to specify
imported_symbols map[string]string
is_amp bool // for generating the right code for `&Foo{}`
returns bool
is_stmt_ident bool // true while the beginning of a statement is an ident/selector
expecting_type bool // `is Type`, expecting type
cur_fn_name string
cur_fn_scope &ast.Scope = unsafe { nil }
label_names []string
name_error bool // indicates if the token is not a name or the name is on another line
n_asm int // controls assembly labels
global_labels []string
comptime_if_cond bool
defer_vars []ast.Ident
should_abort bool // when too many errors/warnings/notices are accumulated, should_abort becomes true, and the parser should stop
codegen_text string
anon_struct_decl ast.StructDecl
init_generic_types []ast.Type
if_cond_comments []ast.Comment
left_comments []ast.Comment
script_mode bool
script_mode_start_token token.Token
generic_type_level int // to avoid infinite recursion segfaults due to compiler bugs in ensure_type_exists
pub mut:
scanner &scanner.Scanner = unsafe { nil }
table &ast.Table = unsafe { nil }
scope &ast.Scope = unsafe { nil }
opened_scopes int
max_opened_scopes int = 100 // values above 300 risk stack overflow
errors []errors.Error
warnings []errors.Warning
notices []errors.Notice
template_paths []string // record all compiled $tmpl files; needed for `v watch run webserver.v`
}
fn (Parser) codegen #
fn (mut p Parser) codegen(code string)
codegen allows you to generate V code, so that it can be parsed, checked, markused, cgen-ed etc further, just like user's V code.
fn (Parser) compile_template_file #
fn (mut p Parser) compile_template_file(template_file string, fn_name string) string
compile_file compiles the content of a file by the given path as a template
fn (Parser) free #
unsafe
fn (mut p Parser) free()
fn (Parser) parse #
fn (mut p Parser) parse() &ast.File
fn (Parser) set_path #
fn (mut p Parser) set_path(path string)