mirror of
https://github.com/stedolan/jq.git
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159 lines
3.4 KiB
C
159 lines
3.4 KiB
C
#ifndef JV_H
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#define JV_H
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#include <stdint.h>
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#include <assert.h>
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#include <stddef.h>
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typedef enum {
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JV_KIND_INVALID,
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JV_KIND_NULL,
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JV_KIND_FALSE,
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JV_KIND_TRUE,
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JV_KIND_NUMBER,
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JV_KIND_STRING,
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JV_KIND_ARRAY,
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JV_KIND_OBJECT
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} jv_kind;
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typedef struct {
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size_t count;
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} jv_refcnt;
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typedef struct{
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jv_refcnt* ptr;
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int i[2];
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} jv_nontrivial;
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typedef struct {
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jv_kind kind;
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union {
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double number;
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jv_nontrivial nontrivial;
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} val;
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} jv;
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/*
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* All jv_* functions consume (decref) input and produce (incref) output
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* Except jv_copy
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*/
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jv_kind jv_get_kind(jv);
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const char* jv_kind_name(jv_kind);
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static int jv_is_valid(jv x) { return jv_get_kind(x) != JV_KIND_INVALID; }
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jv jv_copy(jv);
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void jv_free(jv);
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int jv_equal(jv, jv);
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int jv_contains(jv, jv);
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jv jv_invalid();
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jv jv_invalid_with_msg(jv);
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jv jv_invalid_get_msg(jv);
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int jv_invalid_has_msg(jv);
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jv jv_null();
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jv jv_true();
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jv jv_false();
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jv jv_bool(int);
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jv jv_number(double);
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double jv_number_value(jv);
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jv jv_array();
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jv jv_array_sized(int);
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int jv_array_length(jv);
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jv jv_array_get(jv, int);
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jv jv_array_set(jv, int, jv);
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jv jv_array_append(jv, jv);
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jv jv_array_concat(jv, jv);
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jv jv_array_slice(jv, int, int);
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#define jv_array_foreach(a, i, x) \
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for (int jv_len__ = jv_array_length(jv_copy(a)), i=0, jv_j__ = 1; \
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jv_j__; jv_j__ = 0) \
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for (jv x; \
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i < jv_len__ ? \
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(x = jv_array_get(jv_copy(a), i), 1) : 0; \
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i++)
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jv jv_string(const char*);
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jv jv_string_sized(const char*, int);
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int jv_string_length_bytes(jv);
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int jv_string_length_codepoints(jv);
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uint32_t jv_string_hash(jv);
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const char* jv_string_value(jv);
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jv jv_string_concat(jv, jv);
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jv jv_string_fmt(const char*, ...);
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jv jv_string_append_buf(jv a, const char* buf, int len);
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jv jv_string_append_str(jv a, const char* str);
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jv jv_object();
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jv jv_object_get(jv object, jv key);
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jv jv_object_set(jv object, jv key, jv value);
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jv jv_object_delete(jv object, jv key);
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int jv_object_length(jv object);
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jv jv_object_merge(jv, jv);
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int jv_object_iter(jv);
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int jv_object_iter_next(jv, int);
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int jv_object_iter_valid(jv, int);
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jv jv_object_iter_key(jv, int);
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jv jv_object_iter_value(jv, int);
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#define jv_object_foreach(t, k, v) \
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for (int jv_i__ = jv_object_iter(t), jv_j__ = 1; jv_j__; jv_j__ = 0) \
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for (jv k, v; \
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jv_object_iter_valid((t), jv_i__) ? \
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(k = jv_object_iter_key(t, jv_i__), \
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v = jv_object_iter_value(t, jv_i__), \
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1) \
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: 0; \
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jv_i__ = jv_object_iter_next(t, jv_i__)) \
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int jv_get_refcnt(jv);
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enum { JV_PRINT_PRETTY = 1, JV_PRINT_ASCII = 2, JV_PRINT_COLOUR = 4, JV_PRINT_SORTED = 8 };
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void jv_dump(jv, int flags);
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jv jv_dump_string(jv, int flags);
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jv jv_parse(const char* string);
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jv jv_parse_sized(const char* string, int length);
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#endif
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/*
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true/false/null:
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check kind
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number:
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introduce/eliminate jv
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to integer
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array:
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copy
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free
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slice
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index
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update
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updateslice?
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*/
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