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authorLucas Seiki Oshiro <lucasseikioshiro@gmail.com>2025-05-15 22:01:59 -0300
committerJunio C Hamano <gitster@pobox.com>2025-05-16 09:33:07 -0700
commitda692298ac64a835378237ed4870737fb19552fc (patch)
tree4c44af997055697664c7ef60b2ef5c28a279918e
parentfba60a4841ce2185200e82cdb80428e9819233f8 (diff)
downloadgit-da692298ac64a835378237ed4870737fb19552fc.tar.gz
json-writer: describe the usage of jw_* functions
Provide an overview of the set of functions used for manipulating `json_writer`s, by describing what functions should be used for each JSON-related task. Helped-by: Junio C Hamano <gitster@pobox.com> Helped-by: Patrick Steinhardt <ps@pks.im> Helped-by: Karthik Nayak <karthik.188@gmail.com> Signed-off-by: Lucas Seiki Oshiro <lucasseikioshiro@gmail.com> Acked-by: Karthik Nayak <karthik.188@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rw-r--r--json-writer.h28
1 files changed, 28 insertions, 0 deletions
diff --git a/json-writer.h b/json-writer.h
index 0e8e6c3ddc..8f845d4d29 100644
--- a/json-writer.h
+++ b/json-writer.h
@@ -28,6 +28,34 @@
* object/array) -or- by building them inline in one pass. This is a
* personal style and/or data shape choice.
*
+ * USAGE:
+ * ======
+ *
+ * - Initialize the json_writer with jw_init.
+ *
+ * - Open an object as the main data structure with jw_object_begin.
+ * Append a key-value pair to it using the jw_object_<type> functions.
+ * Conclude with jw_end.
+ *
+ * - Alternatively, open an array as the main data structure with
+ * jw_array_begin. Append a value to it using the jw_array_<type>
+ * functions. Conclude with jw_end.
+ *
+ * - Append a new, unterminated array or object to the current
+ * object using the jw_object_inline_begin_{array, object} functions.
+ * Similarly, append a new, unterminated array or object to
+ * the current array using the jw_array_inline_begin_{array, object}
+ * functions.
+ *
+ * - Append other json_writer as a value to the current array or object
+ * using the jw_{array, object}_sub_jw functions.
+ *
+ * - Extend the current array with an null-terminated array of strings
+ * by using jw_array_argv or with a fixed number of elements of a
+ * array of string by using jw_array_argc_argv.
+ *
+ * - Release the json_writer after using it by calling jw_release.
+ *
* See t/helper/test-json-writer.c for various usage examples.
*
* LIMITATIONS: