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-rw-r--r--include/serd/serd.h63
1 files changed, 48 insertions, 15 deletions
diff --git a/include/serd/serd.h b/include/serd/serd.h
index e1a28fdf..2f349e90 100644
--- a/include/serd/serd.h
+++ b/include/serd/serd.h
@@ -315,18 +315,6 @@ size_t
serd_strlen(const char* SERD_NONNULL str, SerdNodeFlags* SERD_NULLABLE flags);
/**
- Parse a string to a double.
-
- The API of this function is identical to the standard C strtod function,
- except this function is locale-independent and always matches the lexical
- format used in the Turtle grammar (the decimal point is always ".").
-*/
-SERD_API
-double
-serd_strtod(const char* SERD_NONNULL str,
- const char* SERD_NONNULL* SERD_NULLABLE endptr);
-
-/**
Decode a base64 string.
This function can be used to deserialise a blob node created with
@@ -649,7 +637,7 @@ serd_new_double(double d);
Uses identical formatting to serd_new_double(), except with at most 9
significant digits (under 14 characters total).
- @param f Float value to serialise.
+ @param f Float value of literal.
@return A literal node with datatype xsd:float.
*/
SERD_API
@@ -657,9 +645,9 @@ SerdNode* SERD_ALLOCATED
serd_new_float(float f);
/**
- Create a new node by serialising `i` into an xsd:integer string
+ Create a new node by writing `i` as an xsd:integer string.
- @param i Integer value to serialise.
+ @param i Integer value of literal.
@param datatype Datatype of node, or NULL for xsd:integer.
*/
SERD_API
@@ -682,6 +670,51 @@ serd_new_blob(const void* SERD_NONNULL buf,
size_t size,
const SerdNode* SERD_NULLABLE datatype);
+/**
+ Return the value of `node` as a boolean.
+
+ This will work for booleans, and numbers of any datatype if they are 0 or
+ 1.
+
+ @return The value of `node` as a `bool`, or `false` on error.
+*/
+SERD_API
+bool
+serd_get_boolean(const SerdNode* SERD_NONNULL node);
+
+/**
+ Return the value of `node` as a double.
+
+ This will coerce numbers of any datatype to double, if the value fits.
+
+ @return The value of `node` as a `double`, or NaN on error.
+*/
+SERD_API
+double
+serd_get_double(const SerdNode* SERD_NONNULL node);
+
+/**
+ Return the value of `node` as a float.
+
+ This will coerce numbers of any datatype to float, if the value fits.
+
+ @return The value of `node` as a `float`, or NaN on error.
+*/
+SERD_API
+float
+serd_get_float(const SerdNode* SERD_NONNULL node);
+
+/**
+ Return the value of `node` as a long (signed 64-bit integer).
+
+ This will coerce numbers of any datatype to long, if the value fits.
+
+ @return The value of `node` as a `int64_t`, or 0 on error.
+*/
+SERD_API
+int64_t
+serd_get_integer(const SerdNode* SERD_NONNULL node);
+
/// Return a deep copy of `node`
SERD_API
SerdNode* SERD_ALLOCATED