build: update webpack and postcss

Author: alan-agius4

packages/angular_devkit/build_angular/package.json

@@ -30,7 +30,7 @@
     "opn": "5.3.0",
     "parse5": "4.0.0",
     "portfinder": "1.0.17",
-    "postcss": "7.0.5",
+    "postcss": "7.0.11",
     "postcss-import": "12.0.0",
     "postcss-loader": "3.0.0",
     "raw-loader": "0.5.1",
@@ -44,9 +44,9 @@
     "style-loader": "0.23.1",
     "stylus": "0.54.5",
     "stylus-loader": "3.0.2",
-    "tree-kill": "1.2.0",
     "terser-webpack-plugin": "1.2.1",
-    "webpack": "4.23.1",
+    "tree-kill": "1.2.0",
+    "webpack": "4.28.4",
     "webpack-dev-middleware": "3.4.0",
     "webpack-dev-server": "3.1.14",
     "webpack-merge": "4.1.4",

packages/angular_devkit/build_angular/src/angular-cli-files/plugins/postcss-cli-resources.ts

@@ -169,7 +169,8 @@ export default postcss.plugin('postcss-cli-resources', (options: PostcssCliResou
       let modified = false;
 
       // We want to load it relative to the file that imports
-      const context = path.dirname(decl.source.input.file);
+      const inputFile = decl.source && decl.source.input.file;
+      const context = inputFile && path.dirname(inputFile) || loader.context;
 
       // tslint:disable-next-line:no-conditional-assignment
       while (match = urlRegex.exec(value)) {

yarn.lock

@@ -1887,6 +1887,15 @@ chalk@^2.0.0, chalk@^2.0.1, chalk@^2.3.0, chalk@^2.3.1, chalk@^2.4.1:
     escape-string-regexp "^1.0.5"
     supports-color "^5.3.0"
 
+chalk@^2.4.2:
+  version "2.4.2"
+  resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.4.2.tgz#cd42541677a54333cf541a49108c1432b44c9424"
+  integrity sha512-Mti+f9lpJNcwF4tWV8/OrTTtF1gZi+f8FqlyAdouralcFWFQWF2+NgCHShjkCb+IFBLq9buZwE1xckQU4peSuQ==
+  dependencies:
+    ansi-styles "^3.2.1"
+    escape-string-regexp "^1.0.5"
+    supports-color "^5.3.0"
+
 chardet@^0.7.0:
   version "0.7.0"
   resolved "https://registry.yarnpkg.com/chardet/-/chardet-0.7.0.tgz#90094849f0937f2eedc2425d0d28a9e5f0cbad9e"
@@ -7622,14 +7631,14 @@ postcss-value-parser@^3.2.3, postcss-value-parser@^3.3.1:
   resolved "https://registry.yarnpkg.com/postcss-value-parser/-/postcss-value-parser-3.3.1.tgz#9ff822547e2893213cf1c30efa51ac5fd1ba8281"
   integrity sha512-pISE66AbVkp4fDQ7VHBwRNXzAAKJjw4Vw7nWI/+Q3vuly7SNfgYXvm6i5IgFylHGK5sP/xHAbB7N49OS4gWNyQ==
 
-postcss@7.0.5, postcss@^7.0.0, postcss@^7.0.1, postcss@^7.0.2, postcss@^7.0.5:
-  version "7.0.5"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.5.tgz#70e6443e36a6d520b0fd4e7593fcca3635ee9f55"
-  integrity sha512-HBNpviAUFCKvEh7NZhw1e8MBPivRszIiUnhrJ+sBFVSYSqubrzwX3KG51mYgcRHX8j/cAgZJedONZcm5jTBdgQ==
+postcss@7.0.11, postcss@^7.0.0, postcss@^7.0.1, postcss@^7.0.2, postcss@^7.0.5:
+  version "7.0.11"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-7.0.11.tgz#f63c513b78026d66263bb2ca995bf02e3d1a697d"
+  integrity sha512-9AXb//5UcjeOEof9T+yPw3XTa5SL207ZOIC/lHYP4mbUTEh4M0rDAQekQpVANCZdwQwKhBtFZCk3i3h3h2hdWg==
   dependencies:
-    chalk "^2.4.1"
+    chalk "^2.4.2"
     source-map "^0.6.1"
-    supports-color "^5.5.0"
+    supports-color "^6.1.0"
 
 postcss@^7.0.6:
   version "7.0.7"
@@ -9588,6 +9597,13 @@ supports-color@^5.1.0, supports-color@^5.3.0, supports-color@^5.4.0, supports-co
   dependencies:
     has-flag "^3.0.0"
 
+supports-color@^6.1.0:
+  version "6.1.0"
+  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-6.1.0.tgz#0764abc69c63d5ac842dd4867e8d025e880df8f3"
+  integrity sha512-qe1jfm1Mg7Nq/NSh6XE24gPXROEVsWHxC1LIx//XNlD9iw7YZQGjZNjYN7xGaEG6iKdA8EtNFW6R0gjnVXp+wQ==
+  dependencies:
+    has-flag "^3.0.0"
+
 symbol-observable@1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/symbol-observable/-/symbol-observable-1.2.0.tgz#c22688aed4eab3cdc2dfeacbb561660560a00804"
@@ -10468,15 +10484,15 @@ webpack-subresource-integrity@1.1.0-rc.6:
   dependencies:
     webpack-core "^0.6.8"
 
-webpack@4.23.1, webpack@^4.0.0, webpack@^4.6.0:
-  version "4.23.1"
-  resolved "https://registry.yarnpkg.com/webpack/-/webpack-4.23.1.tgz#db7467b116771ae020c58bdfe2a0822785bb8239"
-  integrity sha512-iE5Cu4rGEDk7ONRjisTOjVHv3dDtcFfwitSxT7evtYj/rANJpt1OuC/Kozh1pBa99AUBr1L/LsaNB+D9Xz3CEg==
+webpack@4.28.4, webpack@^4.0.0, webpack@^4.6.0:
+  version "4.28.4"
+  resolved "https://registry.yarnpkg.com/webpack/-/webpack-4.28.4.tgz#1ddae6c89887d7efb752adf0c3cd32b9b07eacd0"
+  integrity sha512-NxjD61WsK/a3JIdwWjtIpimmvE6UrRi3yG54/74Hk9rwNj5FPkA4DJCf1z4ByDWLkvZhTZE+P3C/eh6UD5lDcw==
   dependencies:
-    "@webassemblyjs/ast" "1.7.10"
-    "@webassemblyjs/helper-module-context" "1.7.10"
-    "@webassemblyjs/wasm-edit" "1.7.10"
-    "@webassemblyjs/wasm-parser" "1.7.10"
+    "@webassemblyjs/ast" "1.7.11"
+    "@webassemblyjs/helper-module-context" "1.7.11"
+    "@webassemblyjs/wasm-edit" "1.7.11"
+    "@webassemblyjs/wasm-parser" "1.7.11"
     acorn "^5.6.2"
     acorn-dynamic-import "^3.0.0"
     ajv "^6.1.0"
@@ -10494,7 +10510,7 @@ webpack@4.23.1, webpack@^4.0.0, webpack@^4.6.0:
     node-libs-browser "^2.0.0"
     schema-utils "^0.4.4"
     tapable "^1.1.0"
-    uglifyjs-webpack-plugin "^1.2.4"
+    terser-webpack-plugin "^1.1.0"
     watchpack "^1.5.0"
     webpack-sources "^1.3.0"