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13020
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header {* \section{Concrete Syntax} *}
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16417
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theory Quote_Antiquote imports Main begin
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13020
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syntax
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"_quote" :: "'b \<Rightarrow> ('a \<Rightarrow> 'b)" ("(\<guillemotleft>_\<guillemotright>)" [0] 1000)
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"_antiquote" :: "('a \<Rightarrow> 'b) \<Rightarrow> 'b" ("\<acute>_" [1000] 1000)
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"_Assert" :: "'a \<Rightarrow> 'a set" ("(.{_}.)" [0] 1000)
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syntax (xsymbols)
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"_Assert" :: "'a \<Rightarrow> 'a set" ("(\<lbrace>_\<rbrace>)" [0] 1000)
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translations
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35107
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".{b}." \<rightharpoonup> "CONST Collect \<guillemotleft>b\<guillemotright>"
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13020
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parse_translation {*
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let
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42284
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fun quote_tr [t] = Syntax_Trans.quote_tr @{syntax_const "_antiquote"} t
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| quote_tr ts = raise TERM ("quote_tr", ts);
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35113
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in [(@{syntax_const "_quote"}, quote_tr)] end
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13020
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*}
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end |