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basic render structure block works

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This commit is contained in:
overflowerror 2021-06-05 00:20:08 +02:00
parent 59d69f71ab
commit 8b779d6e90
4 changed files with 45 additions and 1 deletions
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18
src/main.c
View file

@ -30,6 +30,8 @@ void generateHeader() {
fprintf(output, "\n"); fprintf(output, "\n");
fprintf(output, "extern void _registerTemplate(const char*, void (*)(FILE*, va_list), size_t (*)(va_list));\n"); fprintf(output, "extern void _registerTemplate(const char*, void (*)(FILE*, va_list), size_t (*)(va_list));\n");
fprintf(output, "\n"); fprintf(output, "\n");
fprintf(output, "#define _renderTemplate(f, t, ...) renderTemplate(t, f, __VA_ARGS__)\n");
fprintf(output, "\n");
for (size_t i = 0; i < result.stats.no; i++) { for (size_t i = 0; i < result.stats.no; i++) {
fprintf(output, "%s\n", result.stats.texts[i]); fprintf(output, "%s\n", result.stats.texts[i]);
} }
@ -117,6 +119,11 @@ void generateOutputNodeSize(int indentation, struct node node) {
fprintf(output, "%s += snprintf(NULL, 0, %s);\n", SIZE_ACCUMULATOR_VAR, node.value.text); fprintf(output, "%s += snprintf(NULL, 0, %s);\n", SIZE_ACCUMULATOR_VAR, node.value.text);
} }
void generateRenderNodeSize(int indentation, struct node node) {
indent(indentation);
fprintf(output, "%s += sizeTemplate(%s);\n", SIZE_ACCUMULATOR_VAR, node.value.text);
}
void parseTreeSize(int indentation, struct tree tree) { void parseTreeSize(int indentation, struct tree tree) {
for (size_t i = 0; i < tree.kidsno; i++) { for (size_t i = 0; i < tree.kidsno; i++) {
switch(tree.kids[i].type) { switch(tree.kids[i].type) {
@ -129,6 +136,9 @@ void parseTreeSize(int indentation, struct tree tree) {
case OUTPUT_NODE: case OUTPUT_NODE:
generateOutputNodeSize(indentation, tree.kids[i]); generateOutputNodeSize(indentation, tree.kids[i]);
break; break;
case RENDER_NODE:
generateRenderNodeSize(indentation, tree.kids[i]);
break;
default: default:
panic("unknown node type"); panic("unknown node type");
} }
@ -170,6 +180,11 @@ void generateOutputNode(int indentation, struct node node) {
fprintf(output, "fprintf(out, %s);\n", node.value.text); fprintf(output, "fprintf(out, %s);\n", node.value.text);
} }
void generateRenderNode(int indentation, struct node node) {
indent(indentation);
fprintf(output, "_renderTemplate(out, %s);\n", node.value.text);
}
void parseTree(int indentation, struct tree tree) { void parseTree(int indentation, struct tree tree) {
for (size_t i = 0; i < tree.kidsno; i++) { for (size_t i = 0; i < tree.kidsno; i++) {
switch(tree.kids[i].type) { switch(tree.kids[i].type) {
@ -182,6 +197,9 @@ void parseTree(int indentation, struct tree tree) {
case OUTPUT_NODE: case OUTPUT_NODE:
generateOutputNode(indentation, tree.kids[i]); generateOutputNode(indentation, tree.kids[i]);
break; break;
case RENDER_NODE:
generateRenderNode(indentation, tree.kids[i]);
break;
default: default:
panic("unknown node type"); panic("unknown node type");
} }

15
src/parser.y
View file

@ -20,6 +20,7 @@ extern struct template result;
struct template template; struct template template;
char* text; char* text;
int nodeType;
} }
%type <template> metaSection %type <template> metaSection
@ -38,6 +39,8 @@ extern struct template result;
%type <text> texts %type <text> texts
%type <text> text %type <text> text
%type <nodeType> structureType
%token <text> TEXT %token <text> TEXT
%token SECTION COMMA END %token SECTION COMMA END
%token PARAMS_BEGIN PARAMS_END %token PARAMS_BEGIN PARAMS_END
@ -148,10 +151,22 @@ mainSection: /* empty */
} }
$$ = $1; $$ = $1;
switch($4) {
case RENDER_NODE:
addNode(&$$, newRenderNode($5));
break;
default:
yyerror("unhandled structure block command (internal error)");
YYERROR;
}
} }
; ;
structureType: RENDER structureType: RENDER
{
$$ = RENDER_NODE;
}
;
statementHeader: STATEMENT_BEGIN blockStatement STATEMENT_END statementHeader: STATEMENT_BEGIN blockStatement STATEMENT_END
{ {

9
src/tree.c
View file

@ -50,6 +50,14 @@ struct node newOutputNode(char* text) {
}; };
} }
struct node newRenderNode(char* arguments) {
return (struct node) {
.type = RENDER_NODE,
.value.text = arguments
};
}
struct tree newTree() { struct tree newTree() {
return (struct tree) { return (struct tree) {
.kids = NULL, .kids = NULL,
@ -184,3 +192,4 @@ bool checkCharset(const char* string, const char* charset) {
return true; return true;
} }

4
src/tree.h
View file

@ -6,8 +6,9 @@
char* combineStr(char*, char*); char* combineStr(char*, char*);
#define TEXT_NODE (0) #define TEXT_NODE (0)
#define STATEMENT_NODE (1) #define STATEMENT_NODE (1)
#define OUTPUT_NODE (2) #define OUTPUT_NODE (2)
#define RENDER_NODE (3)
struct node { struct node {
int type; int type;
@ -27,6 +28,7 @@ struct tree {
struct node newTextNode(char*); struct node newTextNode(char*);
struct node newStatementNode(char*, struct tree); struct node newStatementNode(char*, struct tree);
struct node newOutputNode(char*); struct node newOutputNode(char*);
struct node newRenderNode(char*);
struct tree newTree(); struct tree newTree();
void addNode(struct tree*, struct node); void addNode(struct tree*, struct node);