| author | Manuel Eberl <eberlm@in.tum.de> | 
| Mon, 02 Dec 2019 10:31:51 +0100 | |
| changeset 71191 | 6695aeae8ec9 | 
| parent 71164 | a21a29de5f57 | 
| child 71647 | 7b0656fa783b | 
| permissions | -rw-r--r-- | 
| 57453 | 1 | /* Title: Pure/General/output.scala | 
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changeset | 2 | Author: Makarius | 
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changeset | 3 | |
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shared output primitives of physical/virtual Pure;
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changeset | 4 | Isabelle output channels. | 
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more systematic Isabelle output, like in classic Isabelle/ML (without markup);
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changeset | 5 | */ | 
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more systematic Isabelle output, like in classic Isabelle/ML (without markup);
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changeset | 6 | |
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more systematic Isabelle output, like in classic Isabelle/ML (without markup);
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changeset | 7 | package isabelle | 
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more systematic Isabelle output, like in classic Isabelle/ML (without markup);
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changeset | 8 | |
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more systematic Isabelle output, like in classic Isabelle/ML (without markup);
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changeset | 9 | |
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more systematic Isabelle output, like in classic Isabelle/ML (without markup);
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changeset | 10 | object Output | 
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changeset | 11 | {
 | 
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changeset | 12 | def clean_yxml(msg: String): String = | 
| 62938 | 13 |     try { XML.content(Protocol_Message.clean_reports(YXML.parse_body(msg))) }
 | 
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changeset | 14 |     catch { case ERROR(_) => msg }
 | 
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more systematic Isabelle output, like in classic Isabelle/ML (without markup);
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changeset | 15 | |
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more precise position information in Isabelle/Scala, with YXML markup as in Isabelle/ML;
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changeset | 16 | def writeln_text(msg: String): String = clean_yxml(msg) | 
| 65828 | 17 | |
| 18 | def warning_text(msg: String): String = | |
| 71164 | 19 |     Library.prefix_lines("### ", clean_yxml(msg))
 | 
| 65828 | 20 | |
| 21 | def error_message_text(msg: String): String = | |
| 71164 | 22 |     Library.prefix_lines("*** ", clean_yxml(msg))
 | 
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changeset | 23 | |
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changeset | 24 | def writeln(msg: String, stdout: Boolean = false, include_empty: Boolean = false) | 
| 62553 | 25 |   {
 | 
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changeset | 26 |     if (msg.nonEmpty || include_empty) {
 | 
| 67178 | 27 | if (stdout) Console.print(writeln_text(msg) + "\n") | 
| 28 | else Console.err.print(writeln_text(msg) + "\n") | |
| 62553 | 29 | } | 
| 30 | } | |
| 31 | ||
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changeset | 32 | def warning(msg: String, stdout: Boolean = false, include_empty: Boolean = false) | 
| 62553 | 33 |   {
 | 
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changeset | 34 |     if (msg.nonEmpty || include_empty) {
 | 
| 67178 | 35 | if (stdout) Console.print(warning_text(msg) + "\n") | 
| 36 | else Console.err.print(warning_text(msg) + "\n") | |
| 62553 | 37 | } | 
| 38 | } | |
| 39 | ||
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changeset | 40 | def error_message(msg: String, stdout: Boolean = false, include_empty: Boolean = false) | 
| 62553 | 41 |   {
 | 
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changeset | 42 |     if (msg.nonEmpty || include_empty) {
 | 
| 67178 | 43 | if (stdout) Console.print(error_message_text(msg) + "\n") | 
| 44 | else Console.err.print(error_message_text(msg) + "\n") | |
| 62553 | 45 | } | 
| 46 | } | |
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changeset | 47 | } |