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begin of strucutre blocks

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overflowerror 2021-05-27 20:18:25 +02:00
parent 30c62e03b8
commit 77dab85b82
2 changed files with 11 additions and 0 deletions
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1
src/parser.y
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@ -42,6 +42,7 @@ extern struct template result;
%token SECTION COMMA END
%token PARAMS_BEGIN PARAMS_END
%token STATEMENT_BEGIN STATEMENT_END
%token STRUCTURE_BEGIN STRUCTURE_END
%token OUTPUT_BEGIN OUTPUT_END
%start template

10
src/scanner.l
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@ -11,6 +11,9 @@ statement_end "%}"[ \t]*"\n"?
output_begin "{{"
output_end "}}"
structure_begin "{#"
structure_end "#}"
block_end_token "end"
block_end {whitespace}*{block_end_token}{whitespace}*
@ -31,6 +34,7 @@ type_or_id {type_prefix}?{id}{type_pointer}*
%x PARAMS
%x STATEMENT
%x STRUCTURE
%x OUTPUT
%{
@ -51,6 +55,7 @@ type_or_id {type_prefix}?{id}{type_pointer}*
<INITIAL,META_SECTION>{params_begin} { BEGIN(PARAMS); return PARAMS_BEGIN; }
<INITIAL,META_SECTION>{statement_begin} { BEGIN(STATEMENT); return STATEMENT_BEGIN; }
<INITIAL,META_SECTION>{section} { isMetaSection = false; BEGIN(MAIN_SECTION); return SECTION; }
<INITIAL,META_SECTION>{structure_begin} { BEGIN(STRUCTURE); return STRUCTURE_BEGIN; }
<INITIAL,META_SECTION>{output_begin} { fprintf(stderr, "error: output block not allowed in meta section (line %d)\n", yylineno); exit(1); }
<INITIAL,META_SECTION>{whitespace}+ { /* ignore whitespaces */ }
<INITIAL,META_SECTION>. { fprintf(stderr, "error: raw text not allowed in meta section (line %d)\n", yylineno); exit(1); }
@ -67,8 +72,13 @@ type_or_id {type_prefix}?{id}{type_pointer}*
<STATEMENT>"e" { yylval.text = strdup(yytext); return TEXT; /* catch e as text */ }
<STATEMENT>{statement_end} { BEGIN(isMetaSection ? META_SECTION : MAIN_SECTION); return STATEMENT_END; }
<STRUCTURE>[^#]+ { yylval.text = strdup(yytext); return TEXT; }
<STRUCTURE>"#" { yylval.text = strdup(yytext); return TEXT; /* catch # as text */ }
<STRUCTURE>{structure_end} { BEGIN(isMetaSection ? META_SECTION : MAIN_SECTION); return STRUCTURE_END; }
<MAIN_SECTION>{params_begin} { fprintf(stderr, "warning: parameter block not allowed in main section (line %d); assuming to be text\n", yylineno); yylval.text = strdup(yytext); return TEXT; }
<MAIN_SECTION>{statement_begin} { BEGIN(STATEMENT); return STATEMENT_BEGIN; }
<MAIN_SECTION>{structure_begin} { BEGIN(STRUCTURE); return STRUCTURE_BEGIN; }
<MAIN_SECTION>{output_begin} { BEGIN(OUTPUT); return OUTPUT_BEGIN; }
<MAIN_SECTION>\n { yylval.text = strdup(yytext); return TEXT; }
<MAIN_SECTION>. { yylval.text = strdup(yytext); return TEXT; }