feat: use PureComponent instead of Component

16 files changed, 18 insertions, 18 deletions

diff --git a/packages/instant/src/components/buy_button.tsx b/packages/instant/src/components/buy_button.tsx
index 5c9c28ae4..551e857a5 100644
--- a/packages/instant/src/components/buy_button.tsx
+++ b/packages/instant/src/components/buy_button.tsx
@@ -32,7 +32,7 @@ export interface BuyButtonProps {
     onBuyFailure: (buyQuote: BuyQuote, txHash: string) => void;
 }
 
-export class BuyButton extends React.Component<BuyButtonProps> {
+export class BuyButton extends React.PureComponent<BuyButtonProps> {
     public static defaultProps = {
         onClick: util.boundNoop,
         onBuySuccess: util.boundNoop,
diff --git a/packages/instant/src/components/erc20_asset_amount_input.tsx b/packages/instant/src/components/erc20_asset_amount_input.tsx
index 4da82eb73..0418f9165 100644
--- a/packages/instant/src/components/erc20_asset_amount_input.tsx
+++ b/packages/instant/src/components/erc20_asset_amount_input.tsx
@@ -31,7 +31,7 @@ export interface ERC20AssetAmountInputState {
     currentFontSizePx: number;
 }
 
-export class ERC20AssetAmountInput extends React.Component<ERC20AssetAmountInputProps, ERC20AssetAmountInputState> {
+export class ERC20AssetAmountInput extends React.PureComponent<ERC20AssetAmountInputProps, ERC20AssetAmountInputState> {
     public static defaultProps = {
         onChange: util.boundNoop,
         isDisabled: false,
diff --git a/packages/instant/src/components/erc20_token_selector.tsx b/packages/instant/src/components/erc20_token_selector.tsx
index cb8a8c797..fc7c21d47 100644
--- a/packages/instant/src/components/erc20_token_selector.tsx
+++ b/packages/instant/src/components/erc20_token_selector.tsx
@@ -21,7 +21,7 @@ export interface ERC20TokenSelectorState {
     searchQuery: string;
 }
 
-export class ERC20TokenSelector extends React.Component<ERC20TokenSelectorProps> {
+export class ERC20TokenSelector extends React.PureComponent<ERC20TokenSelectorProps> {
     public state: ERC20TokenSelectorState = {
         searchQuery: '',
     };
@@ -76,7 +76,7 @@ interface TokenSelectorRowProps {
     onClick: (token: ERC20Asset) => void;
 }
 
-class TokenSelectorRow extends React.Component<TokenSelectorRowProps> {
+class TokenSelectorRow extends React.PureComponent<TokenSelectorRowProps> {
     public render(): React.ReactNode {
         const { token } = this.props;
         const circleColor = token.metaData.primaryColor || 'black';
diff --git a/packages/instant/src/components/install_wallet_panel_content.tsx b/packages/instant/src/components/install_wallet_panel_content.tsx
index 481d82da0..1af3dafbb 100644
--- a/packages/instant/src/components/install_wallet_panel_content.tsx
+++ b/packages/instant/src/components/install_wallet_panel_content.tsx
@@ -18,7 +18,7 @@ import { Button } from './ui/button';
 
 export interface InstallWalletPanelContentProps {}
 
-export class InstallWalletPanelContent extends React.Component<InstallWalletPanelContentProps> {
+export class InstallWalletPanelContent extends React.PureComponent<InstallWalletPanelContentProps> {
     public render(): React.ReactNode {
         const panelProps = this._getStandardPanelContentProps();
         return <StandardPanelContent {...panelProps} />;
diff --git a/packages/instant/src/components/instant_heading.tsx b/packages/instant/src/components/instant_heading.tsx
index 5b1f9592d..e943f68d7 100644
--- a/packages/instant/src/components/instant_heading.tsx
+++ b/packages/instant/src/components/instant_heading.tsx
@@ -28,7 +28,7 @@ const ICON_WIDTH = 34;
 const ICON_HEIGHT = 34;
 const ICON_COLOR = ColorOption.white;
 
-export class InstantHeading extends React.Component<InstantHeadingProps, {}> {
+export class InstantHeading extends React.PureComponent<InstantHeadingProps, {}> {
     public render(): React.ReactNode {
         const iconOrAmounts = this._renderIcon() || this._renderAmountsSection();
         return (
diff --git a/packages/instant/src/components/order_details.tsx b/packages/instant/src/components/order_details.tsx
index 9c10ef9e6..4db20b13e 100644
--- a/packages/instant/src/components/order_details.tsx
+++ b/packages/instant/src/components/order_details.tsx
@@ -26,7 +26,7 @@ export interface OrderDetailsProps {
     onBaseCurrencySwitchEth: () => void;
     onBaseCurrencySwitchUsd: () => void;
 }
-export class OrderDetails extends React.Component<OrderDetailsProps> {
+export class OrderDetails extends React.PureComponent<OrderDetailsProps> {
     public render(): React.ReactNode {
         const shouldShowUsdError = this.props.baseCurrency === BaseCurrency.USD && this._hadErrorFetchingUsdPrice();
         return (
@@ -200,7 +200,7 @@ export interface OrderDetailsRowProps {
     primaryValue: React.ReactNode;
     secondaryValue?: React.ReactNode;
 }
-export class OrderDetailsRow extends React.Component<OrderDetailsRowProps, {}> {
+export class OrderDetailsRow extends React.PureComponent<OrderDetailsRowProps, {}> {
     public render(): React.ReactNode {
         return (
             <Container padding="10px 0px" borderTop="1px dashed" borderColor={ColorOption.feintGrey}>
diff --git a/packages/instant/src/components/payment_method.tsx b/packages/instant/src/components/payment_method.tsx
index abadf4bd6..ada9f7bab 100644
--- a/packages/instant/src/components/payment_method.tsx
+++ b/packages/instant/src/components/payment_method.tsx
@@ -24,7 +24,7 @@ export interface PaymentMethodProps {
     onUnlockWalletClick: () => void;
 }
 
-export class PaymentMethod extends React.Component<PaymentMethodProps> {
+export class PaymentMethod extends React.PureComponent<PaymentMethodProps> {
     public render(): React.ReactNode {
         return (
             <Container width="100%" height="120px" padding="20px 20px 0px 20px">
diff --git a/packages/instant/src/components/payment_method_dropdown.tsx b/packages/instant/src/components/payment_method_dropdown.tsx
index 872ac0831..e463e3eae 100644
--- a/packages/instant/src/components/payment_method_dropdown.tsx
+++ b/packages/instant/src/components/payment_method_dropdown.tsx
@@ -16,7 +16,7 @@ export interface PaymentMethodDropdownProps {
     network: Network;
 }
 
-export class PaymentMethodDropdown extends React.Component<PaymentMethodDropdownProps> {
+export class PaymentMethodDropdown extends React.PureComponent<PaymentMethodDropdownProps> {
     public render(): React.ReactNode {
         const { accountAddress, accountEthBalanceInWei } = this.props;
         const value = format.ethAddress(accountAddress);
diff --git a/packages/instant/src/components/scaling_amount_input.tsx b/packages/instant/src/components/scaling_amount_input.tsx
index 4feb0502d..7dc1fdc0c 100644
--- a/packages/instant/src/components/scaling_amount_input.tsx
+++ b/packages/instant/src/components/scaling_amount_input.tsx
@@ -26,7 +26,7 @@ interface ScalingAmountInputState {
 }
 
 const { stringToMaybeBigNumber, areMaybeBigNumbersEqual } = maybeBigNumberUtil;
-export class ScalingAmountInput extends React.Component<ScalingAmountInputProps, ScalingAmountInputState> {
+export class ScalingAmountInput extends React.PureComponent<ScalingAmountInputProps, ScalingAmountInputState> {
     public static defaultProps = {
         onAmountChange: util.boundNoop,
         onFontSizeChange: util.boundNoop,
diff --git a/packages/instant/src/components/scaling_input.tsx b/packages/instant/src/components/scaling_input.tsx
index 00aea37da..c31de1fb5 100644
--- a/packages/instant/src/components/scaling_input.tsx
+++ b/packages/instant/src/components/scaling_input.tsx
@@ -51,7 +51,7 @@ const defaultScalingSettings: ScalingSettings = {
     additionalInputSpaceInCh: 0.4,
 };
 
-export class ScalingInput extends React.Component<ScalingInputProps> {
+export class ScalingInput extends React.PureComponent<ScalingInputProps> {
     public static defaultProps = {
         onChange: util.boundNoop,
         onFontSizeChange: util.boundNoop,
diff --git a/packages/instant/src/components/standard_sliding_panel.tsx b/packages/instant/src/components/standard_sliding_panel.tsx
index 9f517d273..bcc9d3dce 100644
--- a/packages/instant/src/components/standard_sliding_panel.tsx
+++ b/packages/instant/src/components/standard_sliding_panel.tsx
@@ -9,7 +9,7 @@ export interface StandardSlidingPanelProps extends StandardSlidingPanelSettings
     onClose: () => void;
 }
 
-export class StandardSlidingPanel extends React.Component<StandardSlidingPanelProps> {
+export class StandardSlidingPanel extends React.PureComponent<StandardSlidingPanelProps> {
     public render(): React.ReactNode {
         const { animationState, content, onClose } = this.props;
         return (
diff --git a/packages/instant/src/components/time_counter.tsx b/packages/instant/src/components/time_counter.tsx
index f9b68163c..93dc497d5 100644
--- a/packages/instant/src/components/time_counter.tsx
+++ b/packages/instant/src/components/time_counter.tsx
@@ -16,7 +16,7 @@ interface TimeCounterState {
     elapsedSeconds: number;
 }
 
-export class TimeCounter extends React.Component<TimeCounterProps, TimeCounterState> {
+export class TimeCounter extends React.PureComponent<TimeCounterProps, TimeCounterState> {
     public state = {
         elapsedSeconds: 0,
     };
diff --git a/packages/instant/src/components/timed_progress_bar.tsx b/packages/instant/src/components/timed_progress_bar.tsx
index fb3927088..b1644b871 100644
--- a/packages/instant/src/components/timed_progress_bar.tsx
+++ b/packages/instant/src/components/timed_progress_bar.tsx
@@ -17,7 +17,7 @@ export interface TimedProgressBarProps {
  * Goes from 0% -> PROGRESS_STALL_AT_WIDTH over time of expectedTimeMs
  * When hasEnded set to true, goes to 100% through animation of PROGRESS_FINISH_ANIMATION_TIME_MS length of time
  */
-export class TimedProgressBar extends React.Component<TimedProgressBarProps, {}> {
+export class TimedProgressBar extends React.PureComponent<TimedProgressBarProps, {}> {
     private readonly _barRef = React.createRef<HTMLDivElement>();
 
     public render(): React.ReactNode {
diff --git a/packages/instant/src/components/ui/dropdown.tsx b/packages/instant/src/components/ui/dropdown.tsx
index 02e87d639..590d9dedb 100644
--- a/packages/instant/src/components/ui/dropdown.tsx
+++ b/packages/instant/src/components/ui/dropdown.tsx
@@ -26,7 +26,7 @@ export interface DropdownState {
     isOpen: boolean;
 }
 
-export class Dropdown extends React.Component<DropdownProps, DropdownState> {
+export class Dropdown extends React.PureComponent<DropdownProps, DropdownState> {
     public static defaultProps = {
         items: [],
     };
diff --git a/packages/instant/src/components/zero_ex_instant_container.tsx b/packages/instant/src/components/zero_ex_instant_container.tsx
index 0337c7714..63497e639 100644
--- a/packages/instant/src/components/zero_ex_instant_container.tsx
+++ b/packages/instant/src/components/zero_ex_instant_container.tsx
@@ -24,7 +24,7 @@ export interface ZeroExInstantContainerState {
     tokenSelectionPanelAnimationState: SlideAnimationState;
 }
 
-export class ZeroExInstantContainer extends React.Component<ZeroExInstantContainerProps, ZeroExInstantContainerState> {
+export class ZeroExInstantContainer extends React.PureComponent<ZeroExInstantContainerProps, ZeroExInstantContainerState> {
     public state = {
         tokenSelectionPanelAnimationState: 'none' as SlideAnimationState,
     };
diff --git a/packages/instant/src/components/zero_ex_instant_provider.tsx b/packages/instant/src/components/zero_ex_instant_provider.tsx
index 2de327cd7..ec8e82ee3 100644
--- a/packages/instant/src/components/zero_ex_instant_provider.tsx
+++ b/packages/instant/src/components/zero_ex_instant_provider.tsx
@@ -21,7 +21,7 @@ import { providerStateFactory } from '../util/provider_state_factory';
 
 export type ZeroExInstantProviderProps = ZeroExInstantBaseConfig;
 
-export class ZeroExInstantProvider extends React.Component<ZeroExInstantProviderProps> {
+export class ZeroExInstantProvider extends React.PureComponent<ZeroExInstantProviderProps> {
     private readonly _store: Store;
     private _accountUpdateHeartbeat?: Heartbeater;
     private _buyQuoteHeartbeat?: Heartbeater;