cvs: php-lang / c-like-syntax-spec.txt
| From: | Sascha Schumann | Date: | Tue, 21 Nov 2000 22:18:29 +0000 |
| Subject: | cvs: php-lang / c-like-syntax-spec.txt | ||
| Groups: | php.lang | ||
| Request: | Send a blank email to php-lang+get-76@lists.php.net to get a copy of this message | ||
sas Tue Nov 21 14:18:29 2000 EDT
Modified files:
/php-lang c-like-syntax-spec.txt
Log:
Add flow statements (die, exit)
Add operators
Clean up primary-/postfix-expressions
Add casts
Index: php-lang/c-like-syntax-spec.txt
diff -u php-lang/c-like-syntax-spec.txt:1.4 php-lang/c-like-syntax-spec.txt:1.5
--- php-lang/c-like-syntax-spec.txt:1.4 Fri Nov 17 16:09:00 2000
+++ php-lang/c-like-syntax-spec.txt Tue Nov 21 14:18:29 2000
@@ -1,4 +1,4 @@
-# $Id: c-like-syntax-spec.txt,v 1.4 2000/11/18 00:09:00 sas Exp $
+# $Id: c-like-syntax-spec.txt,v 1.5 2000/11/21 22:18:29 sas Exp $
#
# See Language_Notation.txt for notation notes
@@ -16,6 +16,7 @@
jump-statement
output-statement
scope-statement
+ flow-statement
labeled-statement:
'case' constant ':' statement
@@ -75,6 +76,13 @@
'static' variable-list ';'
'unset' '(' variable-list ')' ';'
+flow-statement:
+ 'exit' [exit-status] ';'
+ 'die' [exit-status] ';'
+
+exit-status:
+ '(' [expression] ')'
+
for-statement:
statement
colon-statement-list 'endfor' ';'
@@ -145,20 +153,122 @@
string-constant
interpolated-string
-postfix-expression:
+primary-expression:
variable
+ constant
+ string-literal
+ '(' expression ')'
+
+postfix-expression:
primary-expression
postfix-expression '[' expression ']'
postfix-expression '->' '{' expression '}'
postfix-expression '->' identifier
- identifier '(' [expression-list] ')'
postfix-expression '.' expression
+ postfix-expression '++'
+ postfix-expression '--'
+ identifier '(' [expression-list] ')'
-primary-expression:
- constant
- string-literal
- '(' expression ')'
+unary-expression:
+ postfix-expression
+ '++' unary-expression
+ '--' unary-expression
+ unary-operator cast-expression
+
+unary-operator: one of
+ '&' '*' '+' '-' '~' '!'
+
+cast-expression:
+ unary-expression
+ '(' type-name ')' expression
+
+# start of genoplist output
+
+multiplicative-expression:
+ cast-expression
+ multiplicative-expression '*' cast-expression
+ multiplicative-expression '/' cast-expression
+ multiplicative-expression '%' cast-expression
+
+concatenation-expression:
+ multiplicative-expression
+ concatenation-expression '.' multiplicative-expression
+
+additive-expression:
+ concatenation-expression
+ additive-expression '+' concatenation-expression
+ additive-expression '-' concatenation-expression
+
+shift-expression:
+ additive-expression
+ shift-expression '<<' additive-expression
+ shift-expression '>>' additive-expression
+
+relational-expression:
+ shift-expression
+ relational-expression '<' shift-expression
+ relational-expression '>' shift-expression
+ relational-expression '<=' shift-expression
+ relational-expression '>=' shift-expression
+
+identical-expression:
+ relational-expression
+ identical-expression '===' relational-expression
+ identical-expression '!==' relational-expression
+
+equality-expression:
+ identical-expression
+ equality-expression '==' identical-expression
+ equality-expression '!=' identical-expression
+
+and-expression:
+ equality-expression
+ and-expression '&' equality-expression
+
+exclusive-or-expression:
+ and-expression
+ exclusive-or-expression '^' and-expression
+
+inclusive-or-expression:
+ exclusive-or-expression
+ inclusive-or-expression '|' exclusive-or-expression
+
+boolean-and-expression:
+ inclusive-or-expression
+ boolean-and-expression '&&' inclusive-or-expression
+
+boolean-or-expression:
+ boolean-and-expression
+ boolean-or-expression '||' boolean-and-expression
+
+logical-and-expression:
+ boolean-or-expression
+ logical-and-expression 'AND' boolean-or-expression
+
+logical-exclusive-or-expression:
+ logical-and-expression
+ logical-exclusive-or-expression 'XOR' logical-and-expression
+
+logical-inclusive-or-expression:
+ logical-exclusive-or-expression
+ logical-inclusive-or-expression 'OR' logical-exclusive-or-expression
+
+# end
+
+type-name: one of
+ 'string' 'unset' 'array' 'object'
+ boolean-type-name double-type-name integer-type-name
+
+boolean-type-name: one of
+ 'bool' 'boolean'
+
+double-type-name: one of
+ 'real' 'double' 'float'
+
+integer-type-name: one of
+ 'int' 'integer'
+
constant:
integer-constant
floating-constant