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263 lines
7.0 KiB
Plaintext
263 lines
7.0 KiB
Plaintext
Generators (yield expression)
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-----
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<?php
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function gen() {
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// statements
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yield;
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yield $value;
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yield $key => $value;
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// expressions
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$data = yield;
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$data = (yield $value);
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$data = (yield $key => $value);
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// yield in language constructs with their own parentheses
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if (yield $foo); elseif (yield $foo);
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if (yield $foo): elseif (yield $foo): endif;
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while (yield $foo);
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do {} while (yield $foo);
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switch (yield $foo) {}
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die(yield $foo);
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// yield in function calls
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func(yield $foo);
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$foo->func(yield $foo);
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new Foo(yield $foo);
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yield from $foo;
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yield from $foo and yield from $bar;
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yield from $foo + $bar;
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}
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-----
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array(
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0: Stmt_Function(
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byRef: false
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name: gen
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params: array(
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)
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returnType: null
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stmts: array(
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0: Expr_Yield(
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key: null
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value: null
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)
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1: Expr_Yield(
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key: null
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value: Expr_Variable(
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name: value
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)
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)
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2: Expr_Yield(
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key: Expr_Variable(
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name: key
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)
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value: Expr_Variable(
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name: value
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)
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)
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3: Expr_Assign(
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var: Expr_Variable(
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name: data
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)
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expr: Expr_Yield(
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key: null
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value: null
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)
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)
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4: Expr_Assign(
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var: Expr_Variable(
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name: data
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)
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expr: Expr_Yield(
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key: null
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value: Expr_Variable(
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name: value
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)
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)
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)
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5: Expr_Assign(
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var: Expr_Variable(
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name: data
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)
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expr: Expr_Yield(
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key: Expr_Variable(
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name: key
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)
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value: Expr_Variable(
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name: value
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)
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)
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)
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6: Stmt_If(
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cond: Expr_Yield(
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key: null
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value: Expr_Variable(
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name: foo
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)
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)
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stmts: array(
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)
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elseifs: array(
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0: Stmt_ElseIf(
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cond: Expr_Yield(
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key: null
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value: Expr_Variable(
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name: foo
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)
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)
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stmts: array(
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)
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)
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)
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else: null
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)
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7: Stmt_If(
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cond: Expr_Yield(
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key: null
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value: Expr_Variable(
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name: foo
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)
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)
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stmts: array(
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)
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elseifs: array(
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0: Stmt_ElseIf(
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cond: Expr_Yield(
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key: null
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value: Expr_Variable(
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name: foo
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)
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)
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stmts: array(
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)
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)
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)
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else: null
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)
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8: Stmt_While(
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cond: Expr_Yield(
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key: null
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value: Expr_Variable(
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name: foo
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)
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)
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stmts: array(
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)
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)
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9: Stmt_Do(
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cond: Expr_Yield(
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key: null
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value: Expr_Variable(
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name: foo
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)
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)
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stmts: array(
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)
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)
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10: Stmt_Switch(
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cond: Expr_Yield(
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key: null
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value: Expr_Variable(
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name: foo
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)
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)
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cases: array(
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)
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)
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11: Expr_Exit(
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expr: Expr_Yield(
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key: null
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value: Expr_Variable(
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name: foo
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)
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)
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)
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12: Expr_FuncCall(
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name: Name(
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parts: array(
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0: func
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)
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)
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args: array(
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0: Arg(
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value: Expr_Yield(
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key: null
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value: Expr_Variable(
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name: foo
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)
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)
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byRef: false
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unpack: false
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)
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)
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)
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13: Expr_MethodCall(
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var: Expr_Variable(
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name: foo
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)
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name: func
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args: array(
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0: Arg(
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value: Expr_Yield(
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key: null
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value: Expr_Variable(
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name: foo
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)
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)
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byRef: false
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unpack: false
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)
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)
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)
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14: Expr_New(
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class: Name(
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parts: array(
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0: Foo
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)
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)
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args: array(
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0: Arg(
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value: Expr_Yield(
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key: null
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value: Expr_Variable(
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name: foo
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)
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)
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byRef: false
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unpack: false
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)
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)
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)
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15: Expr_YieldFrom(
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expr: Expr_Variable(
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name: foo
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)
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)
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16: Expr_BinaryOp_LogicalAnd(
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left: Expr_YieldFrom(
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expr: Expr_Variable(
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name: foo
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)
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)
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right: Expr_YieldFrom(
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expr: Expr_Variable(
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name: bar
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)
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)
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)
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17: Expr_YieldFrom(
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expr: Expr_BinaryOp_Plus(
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left: Expr_Variable(
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name: foo
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)
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right: Expr_Variable(
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name: bar
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)
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)
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)
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)
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)
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)
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