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Change direction rotation syntax to not be confused with variable substitution

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Celtic Minstrel 2015-09-19 10:41:55 -04:00
parent 4ca0aeb506
commit 34b0a9ca6f
1 changed files with 3 additions and 3 deletions
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6
src/map_location.cpp
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@ -73,9 +73,9 @@ map_location::DIRECTION map_location::parse_direction(const std::string& str)
return NDIRECTIONS;
}
// Syntax: [-] (n|ne|se|s|sw|nw) [.cw|.ccw]
// Syntax: [-] (n|ne|se|s|sw|nw) [:cw|:ccw]
// - means "take opposite direction" and has higher precedence
// .cw and .ccw mean "one step (counter-)clockwise"
// :cw and :ccw mean "one step (counter-)clockwise"
// Parentheses can be used for grouping or to apply an operator more than once
const size_t open = str.find_first_of('('), close = str.find_last_of(')');
@ -88,7 +88,7 @@ map_location::DIRECTION map_location::parse_direction(const std::string& str)
}
const size_t start = str[0] == '-' ? 1 : 0;
const size_t end = str.find_first_of('.');
const size_t end = str.find_first_of(':');
const std::string& main_dir = str.substr(start, end - start);
map_location::DIRECTION dir;