41 lines
1.0 KiB
Python
41 lines
1.0 KiB
Python
#!/usr/bin/env python3.9
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# -*- coding: utf-8 -*-
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"""
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JFinal Output - Output Directive
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"""
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from .Stat import Stat
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from ..Scope import Scope
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from ...Env import Env
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from ...expr.ast import ExprList
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class Output(Stat):
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"""Output directive for template expressions"""
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def __init__(self, expr_list: ExprList):
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"""
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Initialize output directive
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Args:
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expr_list: Expression list to evaluate
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"""
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self._expr_list = expr_list
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def exec(self, env: Env, scope: Scope, writer) -> None:
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"""
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Execute output directive
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Args:
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env: Template environment
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scope: Execution scope
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writer: Output writer
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"""
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if self._expr_list:
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result = self._expr_list.eval(scope)
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if result is not None:
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if hasattr(writer, 'write'):
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writer.write(str(result))
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def __repr__(self) -> str:
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return f"Output({self._expr_list})"
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