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yashwanthm3012yashwanthm3012
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Added code : Go (#445)
* Added Go * minor changes
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4 files changed

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-0
lines changed

4 files changed

+1295
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lines changed

‎packages/keybr-code/lib/syntax.ts

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Original file line numberDiff line numberDiff line change
@@ -8,6 +8,7 @@ import { generate } from "./generate.ts";
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import { Output } from "./output.ts";
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import {
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grammar_cpp,
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grammar_go,
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grammar_html_css,
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grammar_java,
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grammar_javascript,
@@ -52,6 +53,8 @@ export class Syntax implements EnumItem {
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static readonly JAVA = new Syntax("java", "Java", grammar_java);
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static readonly GO = new Syntax("go", "Go", grammar_go);
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static readonly ALL = new Enum<Syntax>(
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Syntax.HTML,
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Syntax.CSS,
@@ -65,6 +68,7 @@ export class Syntax implements EnumItem {
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Syntax.SHELL,
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Syntax.REGEX,
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Syntax.JAVA,
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Syntax.GO,
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);
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readonly id: string;

‎packages/keybr-code/lib/syntax/grammars.ts

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@@ -2,6 +2,7 @@ import { compose } from "../ast.ts";
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import _ident from "./_ident.ts";
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import _keywords from "./_keywords.ts";
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import lang_cpp from "./lang_cpp.ts";
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import lang_go from "./lang_go.ts";
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import lang_html_css from "./lang_html_css.ts";
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import lang_java from "./lang_java.ts";
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import lang_javascript from "./lang_javascript.ts";
@@ -20,3 +21,4 @@ export const grammar_rust = compose(lang_rust, _keywords, _ident);
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export const grammar_shell = compose(lang_shell);
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export const grammar_regex = compose(lang_regex);
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export const grammar_java = compose(lang_java);
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export const grammar_go = compose(lang_go, _keywords, _ident);

‎packages/keybr-code/lib/syntax/lang_go.g

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@@ -0,0 +1,212 @@
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start -> golang_statement;
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golang_statement ->
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package_declaration
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| import_declaration
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| function_declaration
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| struct_declaration
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| interface_declaration
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| variable_declaration
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| constant_declaration
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| type_declaration
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| comment
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;
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package_declaration -> kw_package _ golang_package_name;
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import_declaration ->
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kw_import _ "(" _ import_list _ ")"
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| kw_import _ import_spec
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;
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import_list -> import_spec [_ import_spec];
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import_spec ->
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golang_string_literal
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| golang_import_alias _ golang_string_literal
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;
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golang_import_alias -> golang_identifier;
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function_declaration -> kw_func _ [receiver _] golang_function_name _ "(" _ parameter_list _ ")" _ [return_spec _] function_body;
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receiver -> "(" _ [golang_identifier _] golang_type _ ")";
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return_spec ->
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golang_type
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| "(" _ return_params _ ")"
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;
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return_params -> golang_type [_ "," _ golang_type];
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function_body -> "{" _ golang_statement_list _ "}";
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golang_statement_list -> [golang_statement [_ golang_statement]];
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struct_declaration -> kw_type _ golang_type_name _ kw_struct _ "{" _ struct_field_list _ "}";
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struct_field_list -> [struct_field [_ struct_field]];
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struct_field -> golang_identifier_list _ golang_type [_ struct_tag];
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struct_tag -> golang_string_literal;
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golang_identifier_list -> golang_identifier [_ "," _ golang_identifier];
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interface_declaration -> kw_type _ golang_type_name _ kw_interface _ "{" _ interface_method_list _ "}";
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interface_method_list -> [interface_method_spec [_ interface_method_spec]];
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interface_method_spec -> golang_method_name _ "(" _ parameter_list _ ")" _ [return_spec];
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variable_declaration ->
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kw_var _ variable_spec
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| short_variable_declaration
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;
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variable_spec -> golang_identifier_list [_ golang_type] [_ "=" _ expression_list];
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short_variable_declaration -> golang_identifier_list _ ":=" _ expression_list;
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expression_list -> golang_expression [_ "," _ golang_expression];
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constant_declaration -> kw_const _ constant_spec;
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constant_spec -> golang_identifier_list [_ golang_type] _ "=" _ expression_list;
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type_declaration -> kw_type _ type_spec;
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type_spec -> golang_type_name _ golang_type;
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parameter_list -> [parameter [_ "," _ parameter]];
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parameter -> [golang_identifier_list _] golang_type;
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golang_type ->
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golang_basic_type
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| golang_reference_type
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| golang_struct_type
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| golang_interface_type
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| golang_array_type
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| golang_slice_type
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| golang_map_type
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| golang_channel_type
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| golang_function_type
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;
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golang_basic_type ->
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kw_bool
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| kw_int
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| kw_int8
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| kw_int16
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| kw_int32
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| kw_int64
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| kw_uint
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| kw_uint8
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| kw_uint16
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| kw_uint32
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| kw_uint64
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| kw_float32
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| kw_float64
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| kw_complex64
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| kw_complex128
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| kw_string
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| kw_rune
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| kw_byte
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;
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golang_reference_type -> "*" _ golang_type;
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golang_struct_type -> kw_struct _ "{" _ struct_field_list _ "}";
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golang_interface_type -> kw_interface _ "{" _ interface_method_list _ "}";
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golang_array_type -> "[" _ golang_expression _ "]" _ golang_type;
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golang_slice_type -> "[]" _ golang_type;
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golang_map_type -> kw_map _ "[" _ golang_type _ "]" _ golang_type;
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golang_channel_type ->
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kw_chan _ golang_type
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| "<-" _ kw_chan _ golang_type
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| kw_chan _ "<-" _ golang_type
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;
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golang_function_type -> kw_func _ "(" _ parameter_list _ ")" _ [return_spec];
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golang_expression ->
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golang_identifier
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| golang_literal
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| golang_function_call
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| unary_expression
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| binary_expression
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;
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unary_expression -> unary_operator _ golang_expression;
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unary_operator -> "&" | "*" | "+" | "-" | "!" | "^" | "<-";
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binary_expression -> golang_expression _ binary_operator _ golang_expression;
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binary_operator -> "+" | "-" | "*" | "/" | "%" | "&" | "|" | "^" | "<<" | ">>" | "&&" | "||" | "==" | "!=" | "<" | "<=" | ">" | ">=";
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golang_literal ->
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golang_number_literal
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| golang_string_literal
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| golang_boolean_literal
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| golang_nil_literal
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;
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golang_number_literal -> "0" | "1" | "2" | "42" | "100" | "200" | "404";
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golang_string_literal -> "\"" "\"" | "`" "`";
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golang_boolean_literal -> "true" | "false";
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golang_nil_literal -> "nil";
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golang_function_call -> golang_identifier _ "(" _ argument_list _ ")";
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argument_list -> [golang_expression [_ "," _ golang_expression]];
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golang_identifier -> "x" | "y" | "z" | "result" | "data" | "input" | "err" | "val";
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golang_function_name -> "main" | "calculate" | "setValue" | "getResult" | "init" | "String" | "Error";
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golang_type_name -> "string" | "int" | "bool" | "float64" | "CustomType" | "Error" | "Reader" | "Writer";
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golang_package_name -> "main" | "fmt" | "strings" | "math" | "os" | "io" | "net/http" | "encoding/json";
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golang_method_name -> "Read" | "Write" | "String" | "Error" | "Close" | "Parse";
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comment ->
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single_line_comment
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| multi_line_comment
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;
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single_line_comment -> "//" _ comment_text;
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multi_line_comment -> "/*" _ comment_text _ "*/";
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comment_text ->
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"Function to calculate the result"
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| "TODO: Improve performance"
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| "This is a constructor"
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| "Package documentation"
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| "Returns value with error"
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| "Implements interface"
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| "Deprecated: Use alternative function"
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;
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kw_package -> "package";
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kw_import -> "import";
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kw_func -> "func";
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kw_type -> "type";
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kw_struct -> "struct";
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kw_interface -> "interface";
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kw_var -> "var";
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kw_const -> "const";
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kw_map -> "map";
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kw_chan -> "chan";
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kw_bool -> "bool";
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kw_int -> "int";
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kw_int8 -> "int8";
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kw_int16 -> "int16";
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kw_int32 -> "int32";
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kw_int64 -> "int64";
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kw_uint -> "uint";
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kw_uint8 -> "uint8";
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kw_uint16 -> "uint16";
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kw_uint32 -> "uint32";
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kw_uint64 -> "uint64";
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kw_float32 -> "float32";
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kw_float64 -> "float64";
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kw_complex64 -> "complex64";
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kw_complex128 -> "complex128";
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kw_string -> "string";
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kw_rune -> "rune";
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kw_byte -> "byte";
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