From 55b23163a58c33755dd1bdef32edfacc768d840e Mon Sep 17 00:00:00 2001
From: arzzen <arzzen@gmail.com>
Date: Sun, 3 Jan 2016 17:43:47 +0100
Subject: [PATCH] calc plugin

---
 plugins/calc/README.md       | 67 ++++++++++++++++++++++++++++++++++++
 plugins/calc/calc.plugin.zsh |  7 ++++
 2 files changed, 74 insertions(+)
 create mode 100644 plugins/calc/README.md
 create mode 100644 plugins/calc/calc.plugin.zsh

diff --git a/plugins/calc/README.md b/plugins/calc/README.md
new file mode 100644
index 00000000..d18c3a54
--- /dev/null
+++ b/plugins/calc/README.md
@@ -0,0 +1,67 @@
+# Simple zsh calculator
+> This is a calculator which runs on zsh.
+
+### Usage
+```bash
+# addition
+$ = 5+3                                                
+8
+
+# multiplication
+$ = '4*2'
+8
+
+# subtraction
+$ = -4-2
+-6
+
+# division
+$ = 4/2
+2.00000000000000000000
+
+# square root 
+$ = "scale=30; sqrt(2)"
+1.414213562373095048801688724209
+
+# power
+$ = "6^6"
+46656
+
+# parentheses
+$ = "(6^6)^6"
+10314424798490535546171949056
+
+# convert from decimal to hexadecimal 
+$ = "obase=16; 255"
+FF
+
+# convert from decimal to binary 
+$ = "obase=2; 12"
+1100
+
+# convert from binary to decimal 
+$ = "ibase=2; obase=A;1100"
+12
+
+# convert from hexadecimal to decimal 
+$ = "ibase=16; obase=A;FF"
+255
+
+# arctangent
+$ = "a(1)"
+.78539816339744830961
+
+# PI value
+$ = "scale=10; 4*a(1)"
+3.1415926532
+
+# more complex
+$ = "scale=2; 3.4+7/8-(5.94*(4*a(1)))"
+-14.26
+```
+
+### License
+[MIT](https://github.com/arzzen/calc.plugin.zsh/blob/master/LICENSE)
+
+### Maintainer
+[Lukas Mestan](https://github.com/arzzen/)
diff --git a/plugins/calc/calc.plugin.zsh b/plugins/calc/calc.plugin.zsh
new file mode 100644
index 00000000..a7c7a1c6
--- /dev/null
+++ b/plugins/calc/calc.plugin.zsh
@@ -0,0 +1,7 @@
+# bc - An arbitrary precision calculator language
+function = 
+{
+  echo "$@" | bc -l
+}
+
+alias calc="="
\ No newline at end of file