lib/logic.nim
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import tables import ../core/types, ../core/parser, ../core/interpreter, ../core/utils # Comparison operators define("logic") .symbol(">") do (i: In): var n2, n1: MinValue i.reqTwoNumbersOrStrings n2, n1 if n1.isNumber and n2.isNumber: if n1.isInt and n2.isInt: i.push newVal(n1.intVal > n2.intVal) elif n1.isInt and n2.isFloat: i.push newVal(n1.intVal.float > n2.floatVal) elif n1.isFloat and n2.isFloat: i.push newVal(n1.floatVal > n2.floatVal) elif n1.isFloat and n2.isInt: i.push newVal(n1.floatVal > n2.intVal.float) else: i.push newVal(n1.strVal > n2.strVal) .symbol(">=") do (i: In): var n2, n1: MinValue i.reqTwoNumbersOrStrings n2, n1 if n1.isNumber and n2.isNumber: if n1.isInt and n2.isInt: i.push newVal(n1.intVal >= n2.intVal) elif n1.isInt and n2.isFloat: i.push newVal(n1.intVal.float >= n2.floatVal) elif n1.isFloat and n2.isFloat: i.push newVal(n1.floatVal >= n2.floatVal) elif n1.isFloat and n2.isInt: i.push newVal(n1.floatVal >= n2.intVal.float) else: i.push newVal(n1.strVal >= n2.strVal) .symbol("<") do (i: In): var n2, n1: MinValue i.reqTwoNumbersOrStrings n1, n2 if n1.isNumber and n2.isNumber: if n1.isInt and n2.isInt: i.push newVal(n1.intVal > n2.intVal) elif n1.isInt and n2.isFloat: i.push newVal(n1.intVal.float > n2.floatVal) elif n1.isFloat and n2.isFloat: i.push newVal(n1.floatVal > n2.floatVal) elif n1.isFloat and n2.isInt: i.push newVal(n1.floatVal > n2.intVal.float) else: i.push newVal(n1.strVal > n2.strVal) .symbol("<=") do (i: In): var n2, n1: MinValue i.reqTwoNumbersOrStrings n1, n2 if n1.isNumber and n2.isNumber: if n1.isInt and n2.isInt: i.push newVal(n1.intVal >= n2.intVal) elif n1.isInt and n2.isFloat: i.push newVal(n1.intVal.float >= n2.floatVal) elif n1.isFloat and n2.isFloat: i.push newVal(n1.floatVal >= n2.floatVal) elif n1.isFloat and n2.isInt: i.push newVal(n1.floatVal >= n2.intVal.float) else: i.push newVal(n1.strVal >= n2.strVal) .symbol("==") do (i: In): var n1, n2: MinValue i.reqTwoSimilarTypesNonSymbol n2, n1 i.push newVal(n1 == n2) .symbol("!=") do (i: In): var n1, n2: MinValue i.reqTwoSimilarTypesNonSymbol n2, n1 i.push newVal(not (n1 == n2)) # Boolean Logic .symbol("not") do (i: In): var b: MinValue i.reqBool b i.push newVal(not b.boolVal) .symbol("and") do (i: In): var a, b: MinValue i.reqTwoBools a, b i.push newVal(a.boolVal and b.boolVal) .symbol("or") do (i: In): var a, b: MinValue i.reqTwoBools a, b i.push newVal(a.boolVal or b.boolVal) .symbol("xor") do (i: In): var a, b: MinValue i.reqTwoBools a, b i.push newVal(a.boolVal xor b.boolVal) .symbol("string?") do (i: In): if i.peek.kind == minString: i.push true.newVal else: i.push false.newVal .symbol("int?") do (i: In): if i.peek.kind == minInt: i.push true.newVal else: i.push false.newVal .symbol("float?") do (i: In): if i.peek.kind == minFloat: i.push true.newVal else: i.push false.newVal .symbol("number?") do (i: In): if i.peek.kind == minFloat or i.peek.kind == minInt: i.push true.newVal else: i.push false.newVal .symbol("bool?") do (i: In): if i.peek.kind == minBool: i.push true.newVal else: i.push false.newVal .symbol("quotation?") do (i: In): if i.peek.kind == minQuotation: i.push true.newVal else: i.push false.newVal .finalize() |