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a complete Python API for reading, printing and manipulation of abstract trees and types. This includes dependent types, high-order abstract syntax and implicit arguments

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kr.angelov
2013-06-27 09:39:15 +00:00
parent f4f76e4638
commit 155afdf9b7
9 changed files with 1148 additions and 81 deletions
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30
src/runtime/c/pgf/expr.h
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@@ -53,7 +53,7 @@ typedef struct {
struct PgfHypo {
PgfBindType bindtype;
PgfBindType bind_type;
PgfCId cid;
/**< Locally scoped name for the parameter if dependent types
@@ -87,7 +87,7 @@ typedef enum {
typedef struct {
PgfBindType bind_type;
PgfCId id; //
PgfCId id;
PgfExpr body;
} PgfExprAbs;
@@ -154,22 +154,38 @@ pgf_expr_unapply(PgfExpr expr, GuPool* pool);
PgfExpr
pgf_read_expr(GuIn* in, GuPool* pool, GuExn* err);
PgfType*
pgf_read_type(GuIn* in, GuPool* pool, GuExn* err);
bool
pgf_literal_eq(PgfLiteral lit1, PgfLiteral lit2);
bool
pgf_expr_eq(PgfExpr e1, PgfExpr e2);
bool
pgf_type_eq(PgfType* t1, PgfType* t2);
typedef struct PgfPrintContext PgfPrintContext;
struct PgfPrintContext {
PgfCId name;
PgfPrintContext* next;
};
void
pgf_print_literal(PgfLiteral lit, GuWriter* wtr, GuExn* err);
void
pgf_print_expr(PgfExpr expr, int prec, GuWriter* wtr, GuExn* err);
pgf_print_expr(PgfExpr expr, PgfPrintContext* ctxt, int prec,
GuWriter* wtr, GuExn* err);
PgfPrintContext*
pgf_print_hypo(PgfHypo *hypo, PgfPrintContext* ctxt, int prec,
GuWriter *wtr, GuExn *err);
void
pgf_print_hypo(PgfHypo *hypo, int prec, GuWriter *wtr, GuExn *err);
void
pgf_print_type(PgfType *type, int prec, GuWriter *wtr, GuExn *err);
pgf_print_type(PgfType *type, PgfPrintContext* ctxt, int prec,
GuWriter *wtr, GuExn *err);
#endif /* EXPR_H_ */