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-rw-r--r--source/base/definition.d84
1 files changed, 0 insertions, 84 deletions
diff --git a/source/base/definition.d b/source/base/definition.d
deleted file mode 100644
index d37ad20..0000000
--- a/source/base/definition.d
+++ /dev/null
@@ -1,84 +0,0 @@
-module base.definition;
-
-import std.string;
-import std.variant;
-import std.typecons;
-
-import std.container : DList;
-
-import base.stack;
-
-alias Words = Stack!Token[string];
-
-Words words;
-
-bool handle(Token token) {
- return token.visit!(
- (int value) => handle(value),
- (bool value) => handle(value),
- (string word ) => handle(word)
- );
-}
-
-Stack!Token get(string word) {
- if ( word in words ) {
- return words[word].dup;
- } else {
- return Stack!Token(Token(word));
- }
-}
-
-private {
-
-Nullable!(DList!Token) definition;
-
-void register(DList!Token definition) {
- string wordToBeDefined;
-
- definition.front.visit!(
- (int value) => wordToBeDefined = "",
- (bool value) => wordToBeDefined = "",
- (string name ) => wordToBeDefined = name
- );
-
- if ( wordToBeDefined == "" ) {
- throw new Exception("words may not be numeric or boolean");
- }
-
- definition.removeFront;
- words[wordToBeDefined] = Stack!Token(definition[]);
-}
-
-template handle(T)
-if ( is(T == int) || is(T == bool) ) {
- bool handle(T value) {
- if ( definition.isNull ) {
- return false;
- } else {
- definition.insertBack(Token(value));
- return true;
- }
- }
-}
-
-bool handle(string word) {
- if ( definition.isNull ) {
- if ( word == "ยง" ) {
- definition = DList!Token();
- return true;
- } else {
- return false;
- }
- } else {
- if ( word == ";" ) {
- register(definition);
- definition.nullify;
- } else {
- definition.insertBack(Token(word));
- }
-
- return true;
- }
-}
-
-}