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@@ -6,75 +6,75 @@ import "core:unicode/utf8"
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// returns everything preceding the last path element
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// returns everything preceding the last path element
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dir :: proc(path: string, new := false, allocator := context.allocator) -> string {
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dir :: proc(path: string, new := false, allocator := context.allocator) -> string {
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- if path == "" do return "";
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-
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- for i := len(path) - 1; i >= 0; i -= 1 {
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- if path[i] == '/' || path[i] == '\\' {
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- if path[:i] == "" {
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- // path is root
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- return new ? strings.new_string(SEPARATOR_STRING, allocator) : SEPARATOR_STRING;
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- } else {
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- return new ? strings.new_string(path[:i], allocator) : path[:i];
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- }
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- }
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- }
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-
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- // path doesn't contain any folder structure
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- return "";
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+ if path == "" do return "";
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+
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+ for i := len(path) - 1; i >= 0; i -= 1 {
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+ if path[i] == '/' || path[i] == '\\' {
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+ if path[:i] == "" {
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+ // path is root
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+ return new ? strings.clone(SEPARATOR_STRING, allocator) : SEPARATOR_STRING;
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+ } else {
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+ return new ? strings.clone(path[:i], allocator) : path[:i];
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+ }
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+ }
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+ }
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+
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+ // path doesn't contain any folder structure
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+ return "";
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}
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}
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// returns the final path element
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// returns the final path element
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base :: proc(path: string, new := false, allocator := context.allocator) -> string {
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base :: proc(path: string, new := false, allocator := context.allocator) -> string {
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- if path == "" do return "";
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-
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- end := len(path) - 1;
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-
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- for i := end; i >= 0; i -= 1 {
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- switch path[i] {
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- case '/', '\\':
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- if i != end {
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- return new ? strings.new_string(path[i+1:], allocator) : path[i+1:];
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- } else {
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- end = i; // we don't want trailing slashes
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- }
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- }
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- }
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-
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- // path doesn't contain any folder structure, return entire path
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- return new ? strings.new_string(path, allocator) : path;
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+ if path == "" do return "";
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+
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+ end := len(path) - 1;
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+
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+ for i := end; i >= 0; i -= 1 {
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+ switch path[i] {
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+ case '/', '\\':
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+ if i != end {
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+ return new ? strings.clone(path[i+1:], allocator) : path[i+1:];
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+ } else {
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+ end = i; // we don't want trailing slashes
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+ }
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+ }
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+ }
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+
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+ // path doesn't contain any folder structure, return entire path
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+ return new ? strings.clone(path, allocator) : path;
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}
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}
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// returns the final path element, excluding the file extension if there is one
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// returns the final path element, excluding the file extension if there is one
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name :: proc(path: string, new := false, allocator := context.allocator) -> string {
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name :: proc(path: string, new := false, allocator := context.allocator) -> string {
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- if path == "" do return "";
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+ if path == "" do return "";
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- dot := len(path);
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- end := dot - 1;
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+ dot := len(path);
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+ end := dot - 1;
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- for i := end; i >= 0; i -= 1 {
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- switch path[i] {
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- case '.': dot = (dot == end ? i : dot);
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- case '/', '\\': return new ? strings.new_string(path[i+1:dot], allocator) : path[i+1:dot];
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- }
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- }
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+ for i := end; i >= 0; i -= 1 {
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+ switch path[i] {
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+ case '.': dot = (dot == end ? i : dot);
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+ case '/', '\\': return new ? strings.clone(path[i+1:dot], allocator) : path[i+1:dot];
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+ }
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+ }
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- // path doesn't contain any folder structure or file extensions; assumed to be a valid file name
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- return new ? strings.new_string(path, allocator) : path;
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+ // path doesn't contain any folder structure or file extensions; assumed to be a valid file name
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+ return new ? strings.clone(path, allocator) : path;
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}
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}
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// returns the file extension, if there is one
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// returns the file extension, if there is one
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ext :: proc(path: string, new := false, allocator := context.allocator) -> string {
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ext :: proc(path: string, new := false, allocator := context.allocator) -> string {
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- if path == "" do return "";
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+ if path == "" do return "";
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- for i := len(path)-1; i >= 0; i -= 1 {
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- switch path[i] {
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- case '/', '\\': return "";
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- case '.': return new ? strings.new_string(path[i+1:], allocator) : path[i+1:];
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- }
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- }
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+ for i := len(path)-1; i >= 0; i -= 1 {
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+ switch path[i] {
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+ case '/', '\\': return "";
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+ case '.': return new ? strings.clone(path[i+1:], allocator) : path[i+1:];
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+ }
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+ }
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- // path does not include a file extension
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- return "";
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+ // path does not include a file extension
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+ return "";
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}
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}
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@@ -82,119 +82,120 @@ rel :: proc{rel_between, rel_current};
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// returns the relative path from one path to another
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// returns the relative path from one path to another
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rel_between :: proc(from, to: string, allocator := context.allocator) -> string {
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rel_between :: proc(from, to: string, allocator := context.allocator) -> string {
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- if from == "" || to == "" do return "";
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-
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- from = full(from, context.temp_allocator);
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- to = full(to, context.temp_allocator);
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-
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- from_is_dir := is_dir(from);
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- to_is_dir := is_dir(to);
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-
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- index, slash := 0, 0;
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-
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- for {
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- if index >= len(from) {
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- if index >= len(to) || (from_is_dir && index < len(to) && (to[index] == '/' || to[index] == '\\')) {
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- slash = index;
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- }
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-
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- break;
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- }
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- else if index >= len(to) {
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- if index >= len(from) || (to_is_dir && index < len(from) && (from[index] == '/' || from[index] == '\\')) {
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- slash = index;
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- }
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-
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- break;
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- }
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-
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- lchar, skip := utf8.decode_rune_in_string(from[index:]);
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- rchar, _ := utf8.decode_rune_in_string(to[index:]);
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-
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- if (lchar == '/' || lchar == '\\') && (rchar == '/' || lchar == '\\') {
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- slash = index;
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- }
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- else if lchar != rchar {
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- break;
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- }
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-
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- index += skip;
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- }
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-
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- if slash < 1 {
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- // there is no common path, use the absolute `to` path
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- return strings.new_string(to, allocator);
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- }
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-
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- from_slashes, to_slashes := 0, 0;
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-
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- if slash < len(from) {
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- from = from[slash+1:];
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-
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- if from_is_dir {
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- from_slashes += 1;
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- }
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- }
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- else {
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- from = "";
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- }
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-
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- if slash < len(to) {
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- to = to[slash+1:];
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-
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- if to_is_dir {
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- to_slashes += 1;
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- }
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- }
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- else {
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- to = "";
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- }
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-
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- for char in from {
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- if char == '/' || char == '\\' {
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- from_slashes += 1;
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- }
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- }
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-
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- for char in to {
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- if char == '/' || char == '\\' {
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- to_slashes += 1;
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- }
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- }
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-
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- if from_slashes == 0 {
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- buffer := make([]byte, 2 + len(to), allocator);
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-
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- buffer[0] = '.';
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- buffer[1] = SEPARATOR;
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- copy(buffer[2:], ([]byte)(to));
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-
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- return string(buffer);
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- }
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- else {
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- buffer := make([]byte, from_slashes*3 + len(to), allocator);
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-
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- for i in 0..from_slashes-1 {
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- buffer[i*3+0] = '.';
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- buffer[i*3+1] = '.';
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- buffer[i*3+2] = SEPARATOR;
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- }
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-
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- copy(buffer[from_slashes*3:], ([]byte)(to));
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-
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- return string(buffer);
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- }
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-
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- return "";
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+ if from == "" || to == "" do return "";
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+
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+ from, to := from, to;
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+ from = full(from, context.temp_allocator);
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+ to = full(to, context.temp_allocator);
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+
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+ from_is_dir := is_dir(from);
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+ to_is_dir := is_dir(to);
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+
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+ index, slash := 0, 0;
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+
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+ for {
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+ if index >= len(from) {
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+ if index >= len(to) || (from_is_dir && index < len(to) && (to[index] == '/' || to[index] == '\\')) {
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+ slash = index;
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+ }
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+
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+ break;
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+ }
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+ else if index >= len(to) {
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+ if index >= len(from) || (to_is_dir && index < len(from) && (from[index] == '/' || from[index] == '\\')) {
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+ slash = index;
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+ }
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+
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+ break;
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+ }
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+
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+ lchar, skip := utf8.decode_rune_in_string(from[index:]);
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+ rchar, _ := utf8.decode_rune_in_string(to[index:]);
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+
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+ if (lchar == '/' || lchar == '\\') && (rchar == '/' || lchar == '\\') {
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+ slash = index;
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+ }
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+ else if lchar != rchar {
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+ break;
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+ }
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+
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+ index += skip;
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+ }
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+
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+ if slash < 1 {
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+ // there is no common path, use the absolute `to` path
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+ return strings.clone(to, allocator);
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+ }
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+
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+ from_slashes, to_slashes := 0, 0;
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+
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+ if slash < len(from) {
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+ from = from[slash+1:];
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+
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+ if from_is_dir {
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+ from_slashes += 1;
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+ }
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+ }
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+ else {
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+ from = "";
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+ }
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+
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+ if slash < len(to) {
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+ to = to[slash+1:];
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+
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+ if to_is_dir {
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+ to_slashes += 1;
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+ }
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+ }
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+ else {
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+ to = "";
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+ }
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+
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+ for char in from {
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+ if char == '/' || char == '\\' {
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+ from_slashes += 1;
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+ }
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+ }
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+
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+ for char in to {
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+ if char == '/' || char == '\\' {
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+ to_slashes += 1;
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+ }
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+ }
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+
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+ if from_slashes == 0 {
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+ buffer := make([]byte, 2 + len(to), allocator);
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+
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+ buffer[0] = '.';
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+ buffer[1] = SEPARATOR;
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+ copy(buffer[2:], to);
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+
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+ return string(buffer);
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+ }
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+ else {
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+ buffer := make([]byte, from_slashes*3 + len(to), allocator);
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+
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+ for i in 0..<from_slashes {
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+ buffer[i*3+0] = '.';
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+ buffer[i*3+1] = '.';
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+ buffer[i*3+2] = SEPARATOR;
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+ }
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+
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+ copy(buffer[from_slashes*3:], to);
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+
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+ return string(buffer);
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+ }
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+
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+ return "";
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}
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}
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// returns the relative path from the current directory to another path
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// returns the relative path from the current directory to another path
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-rel_current :: proc(to: string, allocator := context.temp_allocator) -> string {
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- return inline rel_between(current(context.temp_allocator), to, allocator);
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+rel_current :: proc(to: string, allocator := context.allocator) -> string {
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+ return rel_between(current(context.allocator), to, allocator);
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}
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}
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// splits the path elements into slices of the original path string
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// splits the path elements into slices of the original path string
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-split :: proc(s: string, allocator := context.temp_allocator) -> []string #no_bounds_check {
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- return inline strings.split(s, []string{"\\", "/"}, true, allocator);
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+split :: proc(s: string, allocator := context.allocator) -> []string {
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+ return strings.split_multi(s, []string{"\\", "/"}, true, allocator);
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}
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}
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