flow like the river

VISUALIZACION/node_modules/polished/lib/math/presets/defaultSymbols.js.flow

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+// @flow
+
+function last(...a: Array<number>): number {
+  return a[a.length - 1]
+}
+
+function negation(a: number): number {
+  return -a
+}
+
+function addition(a: number, b: number): number {
+  return a + b
+}
+
+function subtraction(a: number, b: number): number {
+  return a - b
+}
+
+function multiplication(a: number, b: number): number {
+  return a * b
+}
+
+function division(a: number, b: number): number {
+  return a / b
+}
+
+function max(...a: Array<number>): number {
+  return Math.max(...a)
+}
+
+function min(...a: Array<number>): number {
+  return Math.min(...a)
+}
+
+function comma(...a: Array<number | string>): Array<number | string> {
+  return Array.of(...a)
+}
+
+const defaultSymbols = {
+  symbols: {
+    '*': {
+      infix: {
+        symbol: '*',
+        f: multiplication,
+        notation: 'infix',
+        precedence: 4,
+        rightToLeft: 0,
+        argCount: 2,
+      },
+      symbol: '*',
+      regSymbol: '\\*',
+    },
+    '/': {
+      infix: {
+        symbol: '/',
+        f: division,
+        notation: 'infix',
+        precedence: 4,
+        rightToLeft: 0,
+        argCount: 2,
+      },
+      symbol: '/',
+      regSymbol: '/',
+    },
+    '+': {
+      infix: {
+        symbol: '+',
+        f: addition,
+        notation: 'infix',
+        precedence: 2,
+        rightToLeft: 0,
+        argCount: 2,
+      },
+      prefix: {
+        symbol: '+',
+        f: last,
+        notation: 'prefix',
+        precedence: 3,
+        rightToLeft: 0,
+        argCount: 1,
+      },
+      symbol: '+',
+      regSymbol: '\\+',
+    },
+    '-': {
+      infix: {
+        symbol: '-',
+        f: subtraction,
+        notation: 'infix',
+        precedence: 2,
+        rightToLeft: 0,
+        argCount: 2,
+      },
+      prefix: {
+        symbol: '-',
+        f: negation,
+        notation: 'prefix',
+        precedence: 3,
+        rightToLeft: 0,
+        argCount: 1,
+      },
+      symbol: '-',
+      regSymbol: '-',
+    },
+    ',': {
+      infix: {
+        symbol: ',',
+        f: comma,
+        notation: 'infix',
+        precedence: 1,
+        rightToLeft: 0,
+        argCount: 2,
+      },
+      symbol: ',',
+      regSymbol: ',',
+    },
+    '(': {
+      prefix: {
+        symbol: '(',
+        f: last,
+        notation: 'prefix',
+        precedence: 0,
+        rightToLeft: 0,
+        argCount: 1,
+      },
+      symbol: '(',
+      regSymbol: '\\(',
+    },
+    ')': {
+      postfix: {
+        symbol: ')',
+        f: undefined,
+        notation: 'postfix',
+        precedence: 0,
+        rightToLeft: 0,
+        argCount: 1,
+      },
+      symbol: ')',
+      regSymbol: '\\)',
+    },
+    min: {
+      func: {
+        symbol: 'min',
+        f: min,
+        notation: 'func',
+        precedence: 0,
+        rightToLeft: 0,
+        argCount: 1,
+      },
+      symbol: 'min',
+      regSymbol: 'min\\b',
+    },
+    max: {
+      func: {
+        symbol: 'max',
+        f: max,
+        notation: 'func',
+        precedence: 0,
+        rightToLeft: 0,
+        argCount: 1,
+      },
+      symbol: 'max',
+      regSymbol: 'max\\b',
+    },
+  },
+}
+
+export default defaultSymbols