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authorLaytan Laats <laytanlaats@hotmail.com>2025-01-08 22:20:43 +0100
committerLaytan Laats <laytanlaats@hotmail.com>2025-01-08 22:20:43 +0100
commit16e3abfe82912c1ef47008261020715d425b0dfb (patch)
treea0126f62807186e0200d5cf1620f6463ca03a64d /core/strings
parent2620721128b2835826faa5d224bf9373a92b1998 (diff)
strings: use map_entry
Diffstat (limited to 'core/strings')
-rw-r--r--core/strings/intern.odin16
1 files changed, 11 insertions, 5 deletions
diff --git a/core/strings/intern.odin b/core/strings/intern.odin
index 4c270980c..0b8ed173e 100644
--- a/core/strings/intern.odin
+++ b/core/strings/intern.odin
@@ -89,6 +89,7 @@ intern_get_cstring :: proc(m: ^Intern, text: string) -> (str: cstring, err: runt
entry := _intern_get_entry(m, text) or_return
return cstring(&entry.str[0]), nil
}
+
/*
Internal function to lookup whether the text string exists in the map, returns the entry
Sets and allocates the entry if it wasn't set yet
@@ -104,13 +105,15 @@ Returns:
- err: An allocator error if one occured, `nil` otherwise
*/
_intern_get_entry :: proc(m: ^Intern, text: string) -> (new_entry: ^Intern_Entry, err: runtime.Allocator_Error) #no_bounds_check {
- if prev, ok := m.entries[text]; ok {
- return prev, nil
- }
if m.allocator.procedure == nil {
m.allocator = context.allocator
}
+ key_ptr, val_ptr, inserted := map_entry(&m.entries, text) or_return
+ if !inserted {
+ return val_ptr^, nil
+ }
+
entry_size := int(offset_of(Intern_Entry, str)) + len(text) + 1
bytes := runtime.mem_alloc(entry_size, align_of(Intern_Entry), m.allocator) or_return
new_entry = (^Intern_Entry)(raw_data(bytes))
@@ -120,6 +123,9 @@ _intern_get_entry :: proc(m: ^Intern, text: string) -> (new_entry: ^Intern_Entry
new_entry.str[new_entry.len] = 0
key := string(new_entry.str[:new_entry.len])
- m.entries[key] = new_entry
- return new_entry, nil
+
+ key_ptr^ = key
+ val_ptr^ = new_entry
+
+ return
}