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feat(frontends/lean/parser): allow 'assume'/'take'/'fun' as notation for apply tactic

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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
This commit is contained in:
Leonardo de Moura 2014-06-29 23:00:41 -07:00
parent 6b538c5fc8
commit ccdb96775f
1 changed files with 6 additions and 21 deletions
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27
src/frontends/lean/parser.cpp
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@ -390,26 +390,10 @@ void parser::parse_names(buffer<std::pair<pos_info, name>> & result) {
}
}
static name g_period(".");
static name g_colon(":");
static name g_lparen("(");
static name g_rparen(")");
static name g_llevel_curly(".{");
static name g_lcurly("{");
static name g_rcurly("}");
static name g_ldcurly("⦃");
static name g_rdcurly("⦄");
static name g_lbracket("[");
static name g_rbracket("]");
static name g_bar("|");
static name g_comma(",");
static name g_add("+");
static name g_max("max");
static name g_imax("imax");
static name g_cup("\u2294");
static name g_import("import");
static name g_show("show");
static name g_have("have");
static name g_period("."), g_colon(":"), g_lparen("("), g_rparen(")"), g_llevel_curly(".{");
static name g_lcurly("{"), g_rcurly("}"), g_ldcurly("⦃"), g_rdcurly("⦄"), g_lbracket("["), g_rbracket("]");
static name g_bar("|"), g_comma(","), g_add("+"), g_max("max"), g_imax("imax"), g_cup("\u2294");
static name g_import("import"), g_show("show"), g_have("have"), g_assume("assume"), g_take("take"), g_fun("fun");
static unsigned g_level_add_prec = 10;
static unsigned g_level_cup_prec = 5;
@ -1032,7 +1016,8 @@ tactic parser::parse_tactic(unsigned /* rbp */) {
}
return r;
}
} else if (curr_is_token(g_have) || curr_is_token(g_show)) {
} else if (curr_is_token(g_have) || curr_is_token(g_show) || curr_is_token(g_assume) ||
curr_is_token(g_take) || curr_is_token(g_fun)) {
return parse_apply();
} else {
name id;