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[jerryx/arg]add jerryx_arg_utf8_string (#2133)

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JerryScript-DCO-1.0-Signed-off-by: Zidong Jiang zidong.jiang@intel.com
This commit is contained in:
Zidong Jiang
2018-01-08 17:17:40 +08:00
committed by Zoltan Herczeg
parent 290bc22f0c
commit 4e7a9d2d53
5 changed files with 212 additions and 22 deletions
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jerry-ext/include/jerryscript-ext/arg.impl.h
+46
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@@ -36,6 +36,7 @@ JERRYX_ARG_TRANSFORM_FUNC_WITH_OPTIONAL_AND_STRICT (uint32)
JERRYX_ARG_TRANSFORM_FUNC_WITH_OPTIONAL_AND_STRICT (int32)
JERRYX_ARG_TRANSFORM_FUNC_WITH_OPTIONAL_AND_STRICT (number)
JERRYX_ARG_TRANSFORM_FUNC_WITH_OPTIONAL_AND_STRICT (string)
JERRYX_ARG_TRANSFORM_FUNC_WITH_OPTIONAL_AND_STRICT (utf8_string)
JERRYX_ARG_TRANSFORM_FUNC_WITH_OPTIONAL_AND_STRICT (boolean)
JERRYX_ARG_TRANSFORM_FUNC_WITH_OPTIONAL (function)
@@ -242,6 +243,51 @@ jerryx_arg_string (char *dest, /**< pointer to the native char array where the r
};
} /* jerryx_arg_string */
/**
* Create a validation/transformation step (`jerryx_arg_t`) that expects to
* consume one `string` JS argument and stores it into a C utf8 `char` array.
*
* @return a jerryx_arg_t instance.
*/
static inline jerryx_arg_t
jerryx_arg_utf8_string (char *dest, /**< [out] pointer to the native char array where the result should be stored */
uint32_t size, /**< the size of native char array */
jerryx_arg_coerce_t coerce_flag, /**< whether type coercion is allowed */
jerryx_arg_optional_t opt_flag) /**< whether the argument is optional */
{
jerryx_arg_transform_func_t func;
if (coerce_flag == JERRYX_ARG_NO_COERCE)
{
if (opt_flag == JERRYX_ARG_OPTIONAL)
{
func = jerryx_arg_transform_utf8_string_strict_optional;
}
else
{
func = jerryx_arg_transform_utf8_string_strict;
}
}
else
{
if (opt_flag == JERRYX_ARG_OPTIONAL)
{
func = jerryx_arg_transform_utf8_string_optional;
}
else
{
func = jerryx_arg_transform_utf8_string;
}
}
return (jerryx_arg_t)
{
.func = func,
.dest = (void *) dest,
.extra_info = (uintptr_t) size
};
} /* jerryx_arg_utf8_string */
/**
* Create a validation/transformation step (`jerryx_arg_t`) that expects to
* consume one `function` JS argument and stores it into a C `jerry_value_t`.