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Add string builder helper (#2999)

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This change adds a new string builder type, that can be used to construct
strings internally by appending various types of other strings.

JerryScript-DCO-1.0-Signed-off-by: Dániel Bátyai dbatyai@inf.u-szeged.hu
This commit is contained in:
Dániel Bátyai
2019-08-26 15:57:03 +02:00
committed by GitHub
parent ddd48b30f0
commit 996459714c
4 changed files with 518 additions and 8 deletions
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jerry-core/ecma/base/ecma-helpers.h
+11
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@@ -297,6 +297,17 @@ lit_string_hash_t ecma_string_hash (const ecma_string_t *string_p);
ecma_string_t *ecma_string_substr (const ecma_string_t *string_p, ecma_length_t start_pos, ecma_length_t end_pos);
ecma_string_t *ecma_string_trim (const ecma_string_t *string_p);
ecma_stringbuilder_t ecma_stringbuilder_create (void);
ecma_stringbuilder_t ecma_stringbuilder_create_from (ecma_string_t *string_p);
void ecma_stringbuilder_append (ecma_stringbuilder_t *builder_p, const ecma_string_t *string_p);
void ecma_stringbuilder_append_magic (ecma_stringbuilder_t *builder_p, const lit_magic_string_id_t id);
void ecma_stringbuilder_append_raw (ecma_stringbuilder_t *builder_p,
const lit_utf8_byte_t *data_p,
const lit_utf8_size_t data_size);
void ecma_stringbuilder_append_char (ecma_stringbuilder_t *builder_p, const ecma_char_t c);
ecma_string_t *ecma_stringbuilder_finalize (ecma_stringbuilder_t *builder_p);
void ecma_stringbuilder_destroy (ecma_stringbuilder_t *builder_p);
/* ecma-helpers-number.c */
ecma_number_t ecma_number_make_nan (void);
ecma_number_t ecma_number_make_infinity (bool sign);